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Numbers
Numbers are our way to quantify, label, and organize the world around us in a logical manner. However, the systems used to obtain this goal differ geographically, historically, and by relative utility. All questions pertaining to numbers, including historic labeling systems, bases of numerical systems, constants, and the various ways they're grouped together, should be placed into this category.
46,867 Questions
Is multiplying a mathematical practice?
Yes of course. It is one of the four basic mathematical practices, namely addition, subtraction, multiplying, and division.
No, length is a relative measure. If an object is travelling close to the speed of light it undergoes Lorenz contraction.
Whole Numbers are simply the numbers 0, 1, 2, 3, 4, 5, … (and so on)
How many prime numbers are there in 1-1000?
2 3 5 7 11 13 17 19 23 29 31 37 41 43 47 53 59 61 67 71 73 79 83 89 97 101 103 107 109 113 127 131 137 139 149 151 157 163 167 173 179 181 191 193 197 199 211 223 227 229 233 239 241 251 257 263 269 271 277 281 283 293 307 311 313 317 331 337 347 349 353 359 367 373 379 383 389 397 401 409 419 421 431 433 439 443 449 457 461 463 467 479 487 491 499 503 509 521 523 541 547 557 563 569 571 577 587 593 599 601 607 613 617 619 631 641 643 647 653 659 661 673 677 683 691 701 709 719 727 733 739 743 751 757 761 769 773 787 797 809 811 821 823 827 829 839 853 857 859 863 877 881 883 887 907 911 919 929 937 941 947 953 967 971 977 983 991 997
How many multiples of an even number are even?
if you multiply two even numbers together, you have an even number. So every multiple of even number is even!
One whole number divided by a second whole number with a remainder of zero?
Yes, it can happen. Wonders will never cease!
Ordinals are for ordering...first, second, third. Cardinals are for counting...1,2,3
What are prime factors numbers?
Prime factors of numbers are small numbers that the bigger (original) number can divide by. The prime factors have to be prime. This means they only have two factors, itself and one.
Who gave number zero and when?
Muhammed ibn Ahmed al-Khwarizmi, an Arabic scholar in 976, gave the first written account of the concept of zero as a placeholder for powers of 10. It was called sifr meaning "empty." We used a derivation of this word in our word, "zero."
Most societies developed a concept for zero before conceptualizing negative numbers.
13.28 in word form is: thirteen and twenty-eight hundredths.
well it is how the prime you can only multiply it by on and the composite number u can have more pairs of factors hat the composite.
