12916398672

Names of 12916398672

• Cardinal: 12916398672 can be written as Twelve billion, nine hundred sixteen million, three hundred ninety-eight thousand, six hundred seventy-two.

Scientific notation

• Scientific notation: 1.2916398672 × 10¹⁰

Factors of 12916398672

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 215

Divisors of 12916398672

• Number of divisors d(n): 210
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 24 27 36 37 48 54 72 74 81 108 111 144 148 162 173 216 222 243 296 324 333 346 432 444 486 519 592 648 666 692 729 888 972 999 1038 1296 1332 1384 1458 1557 1776 1944 1998 2076 2664 2768 2916 2997 3114 3888 3996 4152 4671 5328 5832 5994 6228 6401 7992 8304 8991 9342 11664 11988 12456 12802 14013 15984 17982 18684 19203 23976 24912 25604 26973 28026 29929 35964 37368 38406 42039 47952 51208 53946 56052 57609 59858 71928 74736 76812 84078 89787 102416 107892 112104 115218 119716 126117 143856 153624 168156 172827 179574 215784 224208 230436 239432 252234 269361 307248 336312 345654 359148 431568 460872 478864 504468 518481 538722 672624 691308 718296 808083 921744 1008936 1036962 1077444 1107373 1382616 1436592 1555443 1616166 2017872 2073924 2154888 2214746 2424249 2765232 3110886 3232332 3322119 4147848 4309776 4429492 4666329 4848498 6221772 6464664 6644238 7272747 8295696 8858984 9332658 9696996 9966357 12443544 12929328 13288476 14545494 17717968 18665316 19393992 19932714 21818241 24887088 26576952 29090988 29899071 37330632 38787984 39865428 43636482 53153904 58181976 59798142 74661264 79730856 87272964 89697213 116363952 119596284 159461712 174545928 179394426 239192568 269091639 349091856 358788852 478385136 538183278 717577704 807274917 1076366556 1435155408 1614549834 2152733112 3229099668 4305466224 6458199336 12916398672
• Sum of all divisors σ(n): 38759238062
• Sum of proper divisors (its aliquot sum) s(n): 25842839390
• 12916398672 is an abundant number, because the sum of its proper divisors (25842839390) is greater than itself. Its abundance is 12926440718

Bases of 12916398672

• Binary: 1100000001111000001001101001010000₂
• Hexadecimal: 0x301E09A50
• Base-36: 5XM3900

Squares and roots of 12916398672

• 12916398672 squared (12916398672²) is 166833354654043363584
• 12916398672 cubed (12916398672³) is 2154886120498790720826790760448
• The square root of 12916398672 is 113650.3351160919
• The cube root of 12916398672 is 2346.2834672943

Scales and comparisons

• 12,916,398,672 seconds is equal to 410 years, 36 weeks, 3 days, 8 hours, 31 minutes, 12 seconds.
• To count from 1 to 12,916,398,672 would take you about eight hundred twenty-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 12916398672 cubic inches would be around 195.5 feet tall.

Recreational maths with 12916398672

• 12916398672 backwards is 27689361921
• 12916398672 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 12916398672's digits is 54
• More coming soon!