21313532052

Names of 21313532052

• Cardinal: 21313532052 can be written as Twenty-one billion, three hundred thirteen million, five hundred thirty-two thousand and fifty-two.

Scientific notation

• Scientific notation: 2.1313532052 × 10¹⁰

Factors of 21313532052

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 8306

Divisors of 21313532052

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 4 6 9 12 18 27 31 36 54 62 93 108 124 186 279 372 558 837 859 1116 1674 1718 2577 3348 3436 5154 7411 7731 10308 14822 15462 22233 23193 26629 29644 30924 44466 46386 53258 66699 79887 88932 92772 106516 133398 159774 200097 229741 239661 266796 319548 400194 459482 479322 689223 718983 800388 918964 958644 1378446 1437966 2067669 2756892 2875932 4135338 6203007 6366049 8270676 12406014 12732098 19098147 24812028 25464196 38196294 57294441 76392588 114588882 171883323 197347519 229177764 343766646 394695038 592042557 687533292 789390076 1184085114 1776127671 2368170228 3552255342 5328383013 7104510684 10656766026 21313532052
• Sum of all divisors σ(n): 57113907200
• Sum of proper divisors (its aliquot sum) s(n): 35800375148
• 21313532052 is an abundant number, because the sum of its proper divisors (35800375148) is greater than itself. Its abundance is 14486843096

Bases of 21313532052

• Binary: 10011110110011000101011000010010100₂
• Hexadecimal: 0x4F662B094
• Base-36: 9SHIYL0

Squares and roots of 21313532052

• 21313532052 squared (21313532052²) is 454266648531631330704
• 21313532052 cubed (21313532052³) is 9682026773633543102807115724608
• The square root of 21313532052 is 145991.5478786357
• The cube root of 21313532052 is 2772.5867416731

Scales and comparisons

• 21,313,532,052 seconds is equal to 677 years, 36 weeks, 4 days, 9 hours, 34 minutes, 12 seconds.
• To count from 1 to 21,313,532,052 would take you about one thousand, three hundred fifty-five years!

  This is a very rough estimate, based on a speaking rate of half a second every third order of magnitude. If you speak quickly, you could probably say any randomly-chosen number between one and a thousand in around half a second. Very big numbers obviously take longer to say, so we add half a second for every extra x1000. (We do not count involuntary pauses, bathroom breaks or the necessity of sleep in our calculation!)

• A cube with a volume of 21313532052 cubic inches would be around 231 feet tall.

Recreational maths with 21313532052

• 21313532052 backwards is 25023531312
• 21313532052 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 21313532052's digits is 27
• More coming soon!