12691015040

Names of 12691015040

• Cardinal: 12691015040 can be written as Twelve billion, six hundred ninety-one million, fifteen thousand and forty.

Scientific notation

• Scientific notation: 1.269101504 × 10¹⁰

Factors of 12691015040

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 1317

Divisors of 12691015040

• Number of divisors d(n): 256
• Complete list of divisors:
  1 2 4 5 8 10 11 16 19 20 22 32 38 40 44 55 64 76 79 80 88 95 110 128 152 158 160 176 190 209 220 304 316 320 352 380 395 418 440 608 632 640 704 760 790 836 869 880 1045 1201 1216 1264 1408 1501 1520 1580 1672 1738 1760 2090 2402 2432 2528 3002 3040 3160 3344 3476 3520 4180 4345 4804 5056 6004 6005 6080 6320 6688 6952 7040 7505 8360 8690 9608 10112 12008 12010 12160 12640 13211 13376 13904 15010 16511 16720 17380 19216 22819 24016 24020 25280 26422 26752 27808 30020 33022 33440 34760 38432 45638 48032 48040 50560 52844 55616 60040 66044 66055 66880 69520 76864 82555 91276 94879 96064 96080 105688 111232 114095 120080 132088 132110 133760 139040 153728 165110 182552 189758 192128 192160 211376 228190 240160 251009 264176 264220 278080 330220 365104 379516 384320 422752 456380 474395 480320 502018 528352 528440 556160 660440 730208 759032 768640 845504 912760 948790 960640 1004036 1043669 1056704 1056880 1255045 1320880 1460416 1518064 1691008 1802701 1825520 1897580 2008072 2087338 2113408 2113760 2510090 2641760 2920832 3036128 3605402 3651040 3795160 4016144 4174676 4227520 5020180 5218345 5283520 6072256 7210804 7302080 7590320 8032288 8349352 8455040 9013505 10040360 10436690 10567040 12144512 14421608 14604160 15180640 16064576 16698704 18027010 19829711 20080720 20873380 28843216 30361280 32129152 33397408 36054020 39659422 40161440 41746760 57686432 60722560 66794816 72108040 79318844 80322880 83493520 99148555 115372864 133589632 144216080 158637688 160645760 166987040 198297110 230745728 288432160 317275376 333974080 396594220 576864320 634550752 667948160 793188440 1153728640 1269101504 1586376880 2538203008 3172753760 6345507520 12691015040
• Sum of all divisors σ(n): 35309952000
• Sum of proper divisors (its aliquot sum) s(n): 22618936960
• 12691015040 is an abundant number, because the sum of its proper divisors (22618936960) is greater than itself. Its abundance is 9927921920

Bases of 12691015040

• Binary: 1011110100011100011000010110000000₂
• Hexadecimal: 0x2F4718580
• Base-36: 5TVWHVK

Squares and roots of 12691015040

• 12691015040 squared (12691015040²) is 161061862745506201600
• 12691015040 cubed (12691015040³) is 2044038522473634896918872064000
• The square root of 12691015040 is 112654.4053288639
• The cube root of 12691015040 is 2332.5562175825

Scales and comparisons

• 12,691,015,040 seconds is equal to 403 years, 27 weeks, 5 days, 17 hours, 57 minutes, 20 seconds.
• To count from 1 to 12,691,015,040 would take you about eight hundred seven 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 12691015040 cubic inches would be around 194.4 feet tall.

Recreational maths with 12691015040

• 12691015040 backwards is 04051019621
• The number of decimal digits it has is: 11
• The sum of 12691015040's digits is 29
• More coming soon!