31481042320

Names of 31481042320

• Cardinal: 31481042320 can be written as Thirty-one billion, four hundred eighty-one million, forty-two thousand, three hundred twenty.

Scientific notation

• Scientific notation: 3.148104232 × 10¹⁰

Factors of 31481042320

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 10107

Divisors of 31481042320

• Number of divisors d(n): 160
• Complete list of divisors:
  1 2 4 5 7 8 10 13 14 16 20 26 28 35 40 52 56 65 70 80 91 104 112 130 140 182 208 260 280 364 449 455 520 560 728 898 910 1040 1456 1796 1820 2245 3143 3592 3640 4490 5837 6286 7184 7280 8980 9631 11674 12572 15715 17960 19262 23348 25144 29185 31430 35920 38524 40859 46696 48155 50288 58370 62860 67417 77048 81718 93392 96310 116740 125203 125720 134834 154096 163436 192620 204295 233480 250406 251440 269668 326872 337085 385240 408590 466960 500812 539336 626015 653744 674170 770480 817180 876421 1001624 1078672 1252030 1348340 1634360 1752842 2003248 2504060 2696680 3268720 3505684 4324319 4382105 5008120 5393360 7011368 8648638 8764210 10016240 14022736 17297276 17528420 21621595 30270233 34594552 35056840 43243190 56216147 60540466 69189104 70113680 86486380 112432294 121080932 151351165 172972760 224864588 242161864 281080735 302702330 345945520 393513029 449729176 484323728 562161470 605404660 787026058 899458352 1124322940 1210809320 1574052116 1967565145 2248645880 2421618640 3148104232 3935130290 4497291760 6296208464 7870260580 15740521160 31481042320
• Sum of all divisors σ(n): 90294220800
• Sum of proper divisors (its aliquot sum) s(n): 58813178480
• 31481042320 is an abundant number, because the sum of its proper divisors (58813178480) is greater than itself. Its abundance is 27332136160

Bases of 31481042320

• Binary: 11101010100011010101001010110010000₂
• Hexadecimal: 0x7546A9590
• Base-36: EGMZZPS

Squares and roots of 31481042320

• 31481042320 squared (31481042320²) is 991056025553630982400
• 31481042320 cubed (31481042320³) is 31199476681944858386597575168000
• The square root of 31481042320 is 177428.9782419997
• The cube root of 31481042320 is 3157.5461080671

Scales and comparisons

• 31,481,042,320 seconds is equal to 1,000 years, 51 weeks, 6 days, 21 hours, 58 minutes, 40 seconds.
• To count from 1 to 31,481,042,320 would take you about two thousand and 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 31481042320 cubic inches would be around 263.1 feet tall.

Recreational maths with 31481042320

• 31481042320 backwards is 02324018413
• 31481042320 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 31481042320's digits is 28
• More coming soon!