981149271872

Names of 981149271872

• Cardinal: 981149271872 can be written as Nine hundred eighty-one billion, one hundred forty-nine million, two hundred seventy-one thousand, eight hundred seventy-two.

Scientific notation

• Scientific notation: 9.81149271872 × 10¹¹

Factors of 981149271872

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 131122

Divisors of 981149271872

• Number of divisors d(n): 224
• Complete list of divisors:
  1 2 4 7 8 11 14 16 22 28 31 32 44 49 56 62 64 77 88 98 112 124 154 176 196 217 224 248 308 341 343 352 392 434 448 496 539 616 682 686 704 784 868 992 1078 1232 1364 1372 1519 1568 1736 1984 2156 2387 2464 2728 2744 3038 3136 3472 3773 4312 4774 4928 5456 5488 6076 6944 7546 8624 9548 10633 10912 10976 12152 13888 15092 16709 17248 19096 21266 21824 21952 24304 30184 33418 34496 38192 42532 48608 60368 66836 76384 85064 97216 116963 120736 131071 133672 152768 170128 233926 241472 262142 267344 340256 467852 524284 534688 680512 917497 935704 1048568 1069376 1441781 1834994 1871408 2097136 2883562 3669988 3742816 4063201 4194272 5767124 6422479 7339976 7485632 8126402 8388544 10092467 11534248 12844958 14679952 16252804 20184934 23068496 25689916 28442407 29359904 32505608 40369868 44695211 44957353 46136992 51379832 56884814 58719808 65011216 70647269 80739736 89390422 89914706 92273984 102759664 113769628 130022432 141294538 161479472 178780844 179829412 199096849 205519328 227539256 260044864 282589076 312866477 322958944 357561688 359658824 398193698 411038656 455078512 494530883 565178152 625732954 645917888 715123376 719317648 796387396 910157024 989061766 1130356304 1251465908 1393677943 1430246752 1438635296 1592774792 1820314048 1978123532 2190065339 2260712608 2502931816 2787355886 2860493504 2877270592 3185549584 3956247064 4380130678 4521425216 5005863632 5574711772 6371099168 7912494128 8760261356 10011727264 11149423544 12742198336 15330457373 15824988256 17520522712 20023454528 22298847088 30660914746 31649976512 35041045424 44597694176 61321829492 70082090848 89195388352 122643658984 140164181696 245287317968 490574635936 981149271872
• Sum of all divisors σ(n): 2556847718400
• Sum of proper divisors (its aliquot sum) s(n): 1575698446528
• 981149271872 is an abundant number, because the sum of its proper divisors (1575698446528) is greater than itself. Its abundance is 594549174656

Bases of 981149271872

• Binary: 1110010001110001000011011100011101000000₂
• Hexadecimal: 0xE4710DC740
• Base-36: CIQEXZCW

Squares and roots of 981149271872

• 981149271872 squared (981149271872²) is 962653893694955770384384
• 981149271872 cubed (981149271872³) is 944507166863551545791883183159246848
• The square root of 981149271872 is 990529.7935307145
• The cube root of 981149271872 is 9936.7652186595

Scales and comparisons

• 981,149,271,872 seconds is equal to 31,197 years, 26 weeks, 4 days, 8 hours, 24 minutes, 32 seconds.
• To count from 1 to 981,149,271,872 would take you about sixty-two thousand, three hundred ninety-five 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 981149271872 cubic inches would be around 828.1 feet tall.

Recreational maths with 981149271872

• 981149271872 backwards is 278172941189
• The number of decimal digits it has is: 12
• The sum of 981149271872's digits is 59
• More coming soon!