13157133912

Names of 13157133912

• Cardinal: 13157133912 can be written as Thirteen billion, one hundred fifty-seven million, one hundred thirty-three thousand, nine hundred twelve.

Scientific notation

• Scientific notation: 1.3157133912 × 10¹⁰

Factors of 13157133912

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 520639

Divisors of 13157133912

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 4 6 8 9 12 13 18 24 26 27 36 39 52 54 72 78 81 104 108 117 156 162 216 234 243 312 324 351 468 486 648 702 936 972 1053 1404 1944 2106 2808 3159 4212 6318 8424 12636 25272 520621 1041242 1561863 2082484 3123726 4164968 4685589 6247452 6768073 9371178 12494904 13536146 14056767 18742356 20304219 27072292 28113534 37484712 40608438 42170301 54144584 56227068 60912657 81216876 84340602 112454136 121825314 126510903 162433752 168681204 182737971 243650628 253021806 337362408 365475942 487301256 506043612 548213913 730951884 1012087224 1096427826 1461903768 1644641739 2192855652 3289283478 4385711304 6578566956 13157133912
• Sum of all divisors σ(n): 39796345680
• Sum of proper divisors (its aliquot sum) s(n): 26639211768
• 13157133912 is an abundant number, because the sum of its proper divisors (26639211768) is greater than itself. Its abundance is 13482077856

Bases of 13157133912

• Binary: 1100010000001110011110111001011000₂
• Hexadecimal: 0x31039EE58
• Base-36: 61LF1I0

Squares and roots of 13157133912

• 13157133912 squared (13157133912²) is 173110172778300423744
• 13157133912 cubed (13157133912³) is 2277633724773555762966152406528
• The square root of 13157133912 is 114704.5505287389
• The cube root of 13157133912 is 2360.7704747579

Scales and comparisons

• 13,157,133,912 seconds is equal to 418 years, 18 weeks, 3 days, 15 hours, 25 minutes, 12 seconds.
• To count from 1 to 13,157,133,912 would take you about eight hundred thirty-six 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 13157133912 cubic inches would be around 196.7 feet tall.

Recreational maths with 13157133912

• 13157133912 backwards is 21933175131
• 13157133912 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 13157133912's digits is 36
• More coming soon!