31319159872

Names of 31319159872

• Cardinal: 31319159872 can be written as Thirty-one billion, three hundred nineteen million, one hundred fifty-nine thousand, eight hundred seventy-two.

Scientific notation

• Scientific notation: 3.1319159872 × 10¹⁰

Factors of 31319159872

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 940

Divisors of 31319159872

• Number of divisors d(n): 336
• Complete list of divisors:
  1 2 4 7 8 11 13 14 16 22 26 28 32 44 49 52 56 64 77 88 91 98 104 112 121 143 154 176 182 196 208 224 242 286 308 343 352 364 392 416 448 484 539 572 616 637 686 704 728 784 832 847 907 968 1001 1078 1144 1232 1274 1372 1456 1568 1573 1694 1814 1936 2002 2156 2288 2464 2548 2744 2912 3136 3146 3388 3628 3773 3872 4004 4312 4459 4576 4928 5096 5488 5824 5929 6292 6349 6776 7007 7256 7546 7744 8008 8624 8918 9152 9977 10192 10976 11011 11791 11858 12584 12698 13552 14014 14512 15092 16016 17248 17836 19954 20384 21952 22022 23582 23716 25168 25396 27104 28028 29024 30184 32032 34496 35672 39908 40768 41503 44044 44443 47164 47432 49049 50336 50792 54208 56056 58048 60368 64064 69839 71344 77077 79816 82537 83006 88088 88886 94328 94864 98098 100672 101584 109747 112112 120736 129701 139678 142688 154154 159632 165074 166012 176176 177772 188656 189728 196196 203168 219494 224224 241472 259402 279356 285376 308308 311101 319264 330148 332024 352352 355544 377312 379456 392392 406336 438988 448448 488873 518804 539539 558712 577759 616616 622202 638528 660296 664048 704704 711088 754624 768229 784784 877976 907907 977746 1037608 1079078 1117424 1155518 1233232 1244404 1320592 1328096 1422176 1426711 1536458 1569568 1755952 1815814 1955492 2075216 2158156 2234848 2311036 2466464 2488808 2641184 2656192 2844352 2853422 3072916 3139136 3422111 3511904 3631628 3910984 4044313 4150432 4316312 4469696 4622072 4932928 4977616 5282368 5377603 5706844 6145832 6355349 6844222 7023808 7263256 7821968 8088626 8300864 8632624 9244144 9955232 9986977 10755206 11413688 12291664 12710698 13688444 14526512 15643936 16177252 17265248 18488288 19910464 19973954 21510412 22827376 24583328 25421396 27376888 29053024 31287872 32354504 34530496 36976576 37643221 39947908 43020824 44487443 45654752 49166656 50842792 54753776 58106048 64709008 69908839 75286442 79895816 86041648 88974886 91309504 101685584 109507552 129418016 139817678 150572884 159791632 172083296 177949772 203371168 219015104 258836032 279635356 301145768 319583264 344166592 355899544 406742336 489361873 559270712 602291536 639166528 711799088 978723746 1118541424 1204583072 1423598176 1957447492 2237082848 2409166144 2847196352 3914894984 4474165696 7829789968 15659579936 31319159872
• Sum of all divisors σ(n): 85887356800
• Sum of proper divisors (its aliquot sum) s(n): 54568196928
• 31319159872 is an abundant number, because the sum of its proper divisors (54568196928) is greater than itself. Its abundance is 23249037056

Bases of 31319159872

• Binary: 11101001010110001000111010001000000₂
• Hexadecimal: 0x74AC47440
• Base-36: EDYMAF4

Squares and roots of 31319159872

• 31319159872 squared (31319159872²) is 980889775087895056384
• 31319159872 cubed (31319159872³) is 30720643682787908122848950222848
• The square root of 31319159872 is 176972.2008452175
• The cube root of 31319159872 is 3152.1245387847

Scales and comparisons

• 31,319,159,872 seconds is equal to 995 years, 44 weeks, 2 days, 6 hours, 37 minutes, 52 seconds.
• To count from 1 to 31,319,159,872 would take you about one thousand, nine hundred ninety-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 31319159872 cubic inches would be around 262.7 feet tall.

Recreational maths with 31319159872

• 31319159872 backwards is 27895191313
• 31319159872 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 31319159872's digits is 49
• More coming soon!