12640155981180

Names of 12640155981180

• Cardinal: 12640155981180 can be written as Twelve trillion, six hundred forty billion, one hundred fifty-five million, nine hundred eighty-one thousand, one hundred eighty.

Scientific notation

• Scientific notation: 1.264015598118 × 10¹³

Factors of 12640155981180

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 31713074

Divisors of 12640155981180

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 3 4 5 6 7 10 12 13 14 15 20 21 26 28 30 35 39 42 52 60 65 70 73 78 84 91 105 130 140 146 156 182 195 210 219 260 273 292 364 365 390 420 438 455 511 546 730 780 876 910 949 1022 1092 1095 1365 1460 1533 1820 1898 2044 2190 2555 2730 2847 3066 3796 4380 4745 5110 5460 5694 6132 6643 7665 9490 10220 11388 13286 14235 15330 18980 19929 26572 28470 30660 33215 39858 56940 66430 79716 99645 132860 199290 398580 31712971 63425942 95138913 126851884 158564855 190277826 221990797 317129710 380555652 412268623 443981594 475694565 634259420 665972391 824537246 887963188 951389130 1109953985 1236805869 1331944782 1649074492 1902778260 2061343115 2219907970 2315046883 2473611738 2663889564 2885880361 3329861955 4122686230 4439815940 4630093766 4947223476 5771760722 6184029345 6659723910 6945140649 8245372460 8657641083 9260187532 11543521444 11575234415 12368058690 13319447820 13890281298 14429401805 16205328181 17315282166 23150468830 24736117380 27780562596 28858803610 30095609479 32410656362 34630564332 34725703245 43288205415 46300937660 48615984543 57717607220 60191218958 64821312724 69451406490 81026640905 86576410830 90286828437 97231969086 120382437916 138902812980 150478047395 162053281810 173152821660 180573656874 194463938172 210669266353 243079922715 300956094790 324106563620 361147313748 421338532706 451434142185 486159845430 601912189580 632007799059 842677065412 902868284370 972319690860 1053346331765 1264015598118 1805736568740 2106692663530 2528031196236 3160038995295 4213385327060 6320077990590 12640155981180
• Sum of all divisors σ(n): 44156634805248
• Sum of proper divisors (its aliquot sum) s(n): 31516478824068
• 12640155981180 is an abundant number, because the sum of its proper divisors (31516478824068) is greater than itself. Its abundance is 18876322842888

Bases of 12640155981180

• Binary: 10110111111100000100000000011101010101111100₂
• Hexadecimal: 0xB7F0401D57C
• Base-36: 4HAT2IFLO

Squares and roots of 12640155981180

• 12640155981180 squared (12640155981180²) is 159773543228560528514192400
• 12640155981180 cubed (12640155981180³) is 2019562508074810652300331003377299032000
• The square root of 12640155981180 is 3555299.7034258589
• The cube root of 12640155981180 is 23294.3615091197

Scales and comparisons

• 12,640,155,981,180 seconds is equal to 401,917 years, 44 weeks, 5 days, 15 hours, 13 minutes.
• To count from 1 to 12,640,155,981,180 would take you about one million, four thousand, seven hundred ninety-four 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 12640155981180 cubic inches would be around 1941.2 feet tall.

Recreational maths with 12640155981180

• 12640155981180 backwards is 08118955104621
• The number of decimal digits it has is: 14
• The sum of 12640155981180's digits is 51
• More coming soon!