31990359128

Names of 31990359128

• Cardinal: 31990359128 can be written as Thirty-one billion, nine hundred ninety million, three hundred fifty-nine thousand, one hundred twenty-eight.

Scientific notation

• Scientific notation: 3.1990359128 × 10¹⁰

Factors of 31990359128

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 11463

Divisors of 31990359128

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 4 7 8 13 14 19 26 28 29 38 49 52 56 58 76 91 98 104 116 133 152 182 196 203 232 247 266 364 377 392 406 494 532 551 637 728 754 812 931 988 1064 1102 1274 1421 1508 1624 1729 1862 1976 2204 2548 2639 2842 3016 3458 3724 3857 4408 5096 5278 5684 6916 7163 7448 7714 10556 11368 11393 12103 13832 14326 15428 18473 21112 22786 24206 26999 28652 30856 36946 45572 48412 50141 53998 57304 73892 79751 91144 96824 100282 107996 147784 148109 159502 200564 215992 216467 296218 319004 330397 350987 401128 432934 558257 592436 638008 660794 701974 865868 1036763 1116514 1184872 1321588 1403948 1515269 1731736 2073526 2233028 2312779 2643176 2807896 2814071 3030538 4147052 4295161 4466056 4625558 5628142 6061076 6277543 7257341 8294104 8590322 9251116 10606883 11256284 12122152 12555086 14514682 16189453 17180644 18502232 19698497 21213766 22512568 25110172 29029364 30066127 32378906 34361288 39396994 42427532 43942801 50220344 58058728 60132254 64757812 78793988 81608059 84855064 87885602 120264508 129515624 137889479 157587976 163216118 175771204 210462889 240529016 275778958 307599607 326432236 351542408 420925778 551557916 571256413 615199214 652864472 841851556 1103115832 1142512826 1230398428 1683703112 2285025652 2460796856 3998794891 4570051304 7997589782 15995179564 31990359128
• Sum of all divisors σ(n): 81831708000
• Sum of proper divisors (its aliquot sum) s(n): 49841348872
• 31990359128 is an abundant number, because the sum of its proper divisors (49841348872) is greater than itself. Its abundance is 17850989744

Bases of 31990359128

• Binary: 11101110010110001100010010001011000₂
• Hexadecimal: 0x772C62458
• Base-36: EP28F2W

Squares and roots of 31990359128

• 31990359128 squared (31990359128²) is 1023383077138412920384
• 31990359128 cubed (31990359128³) is 32738392163175555887039431665152
• The square root of 31990359128 is 178858.4891136007
• The cube root of 31990359128 is 3174.4832400297

Scales and comparisons

• 31,990,359,128 seconds is equal to 1,017 years, 10 weeks, 18 hours, 52 minutes, 8 seconds.
• To count from 1 to 31,990,359,128 would take you about two thousand and thirty-four 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 31990359128 cubic inches would be around 264.5 feet tall.

Recreational maths with 31990359128

• 31990359128 backwards is 82195309913
• The number of decimal digits it has is: 11
• The sum of 31990359128's digits is 50
• More coming soon!