13231156920

Names of 13231156920

• Cardinal: 13231156920 can be written as Thirteen billion, two hundred thirty-one million, one hundred fifty-six thousand, nine hundred twenty.

Scientific notation

• Scientific notation: 1.323115692 × 10¹⁰

Factors of 13231156920

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 4889

Divisors of 13231156920

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 15 19 20 24 30 38 40 57 60 76 95 114 120 152 190 228 285 380 456 570 760 1140 2111 2280 2749 4222 5498 6333 8247 8444 10555 10996 12666 13745 16494 16888 21110 21992 25332 27490 31665 32988 40109 41235 42220 50664 52231 54980 63330 65976 80218 82470 84440 104462 109960 120327 126660 156693 160436 164940 200545 208924 240654 253320 261155 313386 320872 329880 401090 417848 481308 522310 601635 626772 783465 802180 962616 1044620 1203270 1253544 1566930 1604360 2089240 2406540 3133860 4813080 5803139 6267720 11606278 17409417 23212556 29015695 34818834 46425112 58031390 69637668 87047085 110259641 116062780 139275336 174094170 220519282 232125560 330778923 348188340 441038564 551298205 661557846 696376680 882077128 1102596410 1323115692 1653894615 2205192820 2646231384 3307789230 4410385640 6615578460 13231156920
• Sum of all divisors σ(n): 41817600000
• Sum of proper divisors (its aliquot sum) s(n): 28586443080
• 13231156920 is an abundant number, because the sum of its proper divisors (28586443080) is greater than itself. Its abundance is 15355286160

Bases of 13231156920

• Binary: 1100010100101000110110111010111000₂
• Hexadecimal: 0x314A36EB8
• Base-36: 62THM0O

Squares and roots of 13231156920

• 13231156920 squared (13231156920²) is 175063513441663886400
• 13231156920 cubed (13231156920³) is 2316292817313184146855453888000
• The square root of 13231156920 is 115026.7661025033
• The cube root of 13231156920 is 2365.1894875939

Scales and comparisons

• 13,231,156,920 seconds is equal to 420 years, 36 weeks, 6 days, 9 hours, 22 minutes.
• To count from 1 to 13,231,156,920 would take you about eight hundred forty-one 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 13231156920 cubic inches would be around 197.1 feet tall.

Recreational maths with 13231156920

• 13231156920 backwards is 02965113231
• The number of decimal digits it has is: 11
• The sum of 13231156920's digits is 33
• More coming soon!