31394380160

Names of 31394380160

• Cardinal: 31394380160 can be written as Thirty-one billion, three hundred ninety-four million, three hundred eighty thousand, one hundred sixty.

Scientific notation

• Scientific notation: 3.139438016 × 10¹⁰

Factors of 31394380160

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 1445

Divisors of 31394380160

• Number of divisors d(n): 256
• Complete list of divisors:
  1 2 4 5 8 10 11 13 16 20 22 26 32 40 44 52 55 64 65 80 88 104 110 128 130 143 160 176 208 220 260 286 311 320 352 416 440 520 572 622 640 704 715 832 880 1040 1103 1144 1244 1408 1430 1555 1664 1760 2080 2206 2288 2488 2860 3110 3421 3520 4043 4160 4412 4576 4976 5515 5720 6220 6842 7040 8086 8320 8824 9152 9952 11030 11440 12133 12440 13684 14339 16172 17105 17648 18304 19904 20215 22060 22880 24266 24880 27368 28678 32344 34210 35296 39808 40430 44120 44473 45760 48532 49760 54736 57356 60665 64688 68420 70592 71695 80860 88240 88946 91520 97064 99520 109472 114712 121330 129376 136840 141184 143390 157729 161720 176480 177892 194128 199040 218944 222365 229424 242660 258752 273680 286780 315458 323440 343033 352960 355784 388256 437888 444730 458848 485320 517504 547360 573560 630916 646880 686066 705920 711568 776512 788645 889460 917696 970640 1094720 1147120 1261832 1293760 1372132 1423136 1553024 1577290 1715165 1778920 1835392 1941280 2189440 2294240 2523664 2587520 2744264 2846272 3154580 3430330 3557840 3773363 3882560 4459429 4588480 5047328 5488528 5692544 6309160 6860660 7115680 7546726 7765120 8918858 9176960 10094656 10977056 12618320 13721320 14231360 15093452 17837716 18866815 20189312 21954112 22297145 25236640 27442640 28462720 30186904 35675432 37733630 43908224 44594290 49053719 50473280 54885280 60373808 71350864 75467260 89188580 98107438 100946560 109770560 120747616 142701728 150934520 178377160 196214876 219541120 241495232 245268595 285403456 301869040 356754320 392429752 482990464 490537190 570806912 603738080 713508640 784859504 981074380 1207476160 1427017280 1569719008 1962148760 2414952320 2854034560 3139438016 3924297520 6278876032 7848595040 15697190080 31394380160
• Sum of all divisors σ(n): 88536913920
• Sum of proper divisors (its aliquot sum) s(n): 57142533760
• 31394380160 is an abundant number, because the sum of its proper divisors (57142533760) is greater than itself. Its abundance is 25748153600

Bases of 31394380160

• Binary: 11101001111010000000011100110000000₂
• Hexadecimal: 0x74F403980
• Base-36: EF7EIRK

Squares and roots of 31394380160

• 31394380160 squared (31394380160²) is 985607105630601625600
• 31394380160 cubed (31394380160³) is 30942524162564383963600388096000
• The square root of 31394380160 is 177184.5934611697
• The cube root of 31394380160 is 3154.6460426549

Scales and comparisons

• 31,394,380,160 seconds is equal to 998 years, 12 weeks, 4 days, 21 hours, 9 minutes, 20 seconds.
• To count from 1 to 31,394,380,160 would take you about one thousand, nine hundred ninety-six 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 31394380160 cubic inches would be around 262.9 feet tall.

Recreational maths with 31394380160

• 31394380160 backwards is 06108349313
• The number of decimal digits it has is: 11
• The sum of 31394380160's digits is 38
• More coming soon!