31147312768

Names of 31147312768

• Cardinal: 31147312768 can be written as Thirty-one billion, one hundred forty-seven million, three hundred twelve thousand, seven hundred sixty-eight.

Scientific notation

• Scientific notation: 3.1147312768 × 10¹⁰

Factors of 31147312768

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 176

Divisors of 31147312768

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 4 8 11 13 16 22 26 32 37 44 52 64 74 88 104 113 121 128 143 148 176 208 226 242 286 296 352 407 416 452 481 484 572 592 704 814 832 904 962 968 1144 1184 1243 1369 1408 1469 1573 1628 1664 1808 1924 1936 2288 2368 2486 2738 2938 3146 3256 3616 3848 3872 4181 4477 4576 4736 4972 5291 5476 5876 6292 6512 7232 7696 7744 8362 8954 9152 9944 10582 10952 11752 12584 13024 13673 14464 15059 15392 15488 16159 16724 17797 17908 18304 19888 21164 21904 23504 25168 26048 27346 30118 30784 32318 33448 35594 35816 39776 42328 43808 45991 47008 50336 52096 54353 54692 58201 60236 61568 64636 66896 71188 71632 79552 84656 87616 91982 94016 100672 108706 109384 116402 120472 129272 133792 142376 143264 154697 159104 165649 169312 175232 177749 183964 188032 195767 201344 217412 218768 232804 240944 258544 267584 284752 286528 309394 331298 338624 355498 367928 391534 434824 437536 465608 481888 505901 517088 535168 569504 573056 597883 618788 662596 677248 710996 735856 783068 869648 875072 931216 963776 1011802 1034176 1139008 1195766 1237576 1325192 1421992 1471712 1566136 1701667 1739296 1750144 1862432 1927552 2011061 2023604 2068352 2153437 2278016 2391532 2475152 2650384 2843984 2943424 3132272 3403334 3478592 3724864 4022122 4047208 4306874 4783064 4950304 5300768 5687968 5886848 6264544 6576713 6806668 6957184 7449728 8044244 8094416 8613748 9566128 9900608 10601536 11375936 12529088 13153426 13613336 16088488 16188832 17227496 18718337 19132256 19801216 21203072 22121671 22751872 25058176 26306852 27226672 32176976 32377664 34454992 37436674 38264512 44243342 52613704 54453344 64353952 64755328 68909984 74873348 76529024 88486684 105227408 108906688 128707904 137819968 149746696 176973368 210454816 217813376 243338381 257415808 275639936 299493392 353946736 420909632 486676762 598986784 707893472 841819264 973353524 1197973568 1415786944 1946707048 2395947136 2831573888 3893414096 7786828192 15573656384 31147312768
• Sum of all divisors σ(n): 76158574380
• Sum of proper divisors (its aliquot sum) s(n): 45011261612
• 31147312768 is an abundant number, because the sum of its proper divisors (45011261612) is greater than itself. Its abundance is 13863948844

Bases of 31147312768

• Binary: 11101000000100001100100011010000000₂
• Hexadecimal: 0x740864680
• Base-36: EB4B0CG

Squares and roots of 31147312768

• 31147312768 squared (31147312768²) is 970155092667615821824
• 31147312768 cubed (31147312768³) is 30217724104786253467217488248832
• The square root of 31147312768 is 176486.0129528683
• The cube root of 31147312768 is 3146.3487640469

Scales and comparisons

• 31,147,312,768 seconds is equal to 990 years, 20 weeks, 1 day, 7 hours, 19 minutes, 28 seconds.
• To count from 1 to 31,147,312,768 would take you about one thousand, nine hundred eighty 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 31147312768 cubic inches would be around 262.2 feet tall.

Recreational maths with 31147312768

• 31147312768 backwards is 86721374113
• The number of decimal digits it has is: 11
• The sum of 31147312768's digits is 43
• More coming soon!