31385663456

Names of 31385663456

• Cardinal: 31385663456 can be written as Thirty-one billion, three hundred eighty-five million, six hundred sixty-three thousand, four hundred fifty-six.

Scientific notation

• Scientific notation: 3.1385663456 × 10¹⁰

Factors of 31385663456

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 117

Divisors of 31385663456

• Number of divisors d(n): 216
• Complete list of divisors:
  1 2 4 7 8 14 16 19 28 32 38 49 56 76 89 98 112 133 152 178 196 224 266 304 343 356 361 392 532 608 623 686 712 722 784 931 1064 1246 1372 1424 1444 1568 1691 1862 2128 2492 2527 2744 2848 2888 3382 3724 4256 4361 4984 5054 5488 5776 6517 6764 7448 7921 8722 9968 10108 10976 11552 11837 13034 13528 14896 15842 17444 17689 19936 20216 23674 26068 27056 29792 30527 31684 32129 34888 35378 40432 47348 52136 54112 55447 61054 63368 64258 69776 70756 80864 82859 94696 104272 110894 122108 123823 126736 128516 139552 141512 150499 165718 189392 208544 221788 224903 244216 247646 253472 257032 283024 300998 331436 378784 388129 443576 449806 488432 495292 514064 566048 580013 601996 662872 776258 887152 899612 976864 990584 1028128 1053493 1160026 1203992 1325744 1552516 1574321 1774304 1799224 1981168 2106986 2320052 2407984 2651488 2716903 2859481 3105032 3148642 3598448 3962336 4213972 4640104 4815968 5433806 5718962 6210064 6297284 7196896 7374451 8427944 9280208 10867612 11020247 11437924 12420128 12594568 14748902 16855888 18560416 20016367 21735224 22040494 22875848 25189136 29497804 33711776 40032734 43470448 44080988 45751696 50378272 51621157 58995608 80065468 86940896 88161976 91503392 103242314 117991216 140114569 160130936 176323952 206484628 235982432 280229138 320261872 352647904 412969256 560458276 640523744 825938512 980801983 1120916552 1651877024 1961603966 2241833104 3923207932 4483666208 7846415864 15692831728 31385663456
• Sum of all divisors σ(n): 76915213200
• Sum of proper divisors (its aliquot sum) s(n): 45529549744
• 31385663456 is an abundant number, because the sum of its proper divisors (45529549744) is greater than itself. Its abundance is 14143886288

Bases of 31385663456

• Binary: 11101001110101110110011011111100000₂
• Hexadecimal: 0x74EBB37E0
• Base-36: EF27OWW

Squares and roots of 31385663456

• 31385663456 squared (31385663456²) is 985059870573293863936
• 31385663456 cubed (31385663456³) is 30916757581824318994885151522816
• The square root of 31385663456 is 177159.9939489725
• The cube root of 31385663456 is 3154.3540513177

Scales and comparisons

• 31,385,663,456 seconds is equal to 997 years, 50 weeks, 1 day, 23 hours, 50 minutes, 56 seconds.
• To count from 1 to 31,385,663,456 would take you about one thousand, nine 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 31385663456 cubic inches would be around 262.9 feet tall.

Recreational maths with 31385663456

• 31385663456 backwards is 65436658313
• The number of decimal digits it has is: 11
• The sum of 31385663456's digits is 50
• More coming soon!