31139031203840

Names of 31139031203840

• Cardinal: 31139031203840 can be written as Thirty-one trillion, one hundred thirty-nine billion, thirty-one million, two hundred three thousand, eight hundred forty.

Scientific notation

• Scientific notation: 3.113903120384 × 10¹³

Factors of 31139031203840

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 18
• Sum of prime factors: 7383

Divisors of 31139031203840

• Number of divisors d(n): 180
• Complete list of divisors:
  1 2 4 5 7 8 10 14 16 20 28 32 35 40 56 64 70 80 112 128 140 160 224 256 280 320 448 512 560 640 896 1024 1120 1280 1792 2048 2240 2560 3584 4096 4480 5120 7168 7369 8192 8960 10240 14336 14738 16384 17920 20480 28672 29476 35840 36845 40960 51583 57344 58952 71680 73690 81920 103166 114688 117904 143360 147380 206332 235808 257915 286720 294760 412664 471616 515830 573440 589520 825328 943232 1031660 1179040 1650656 1886464 2063320 2358080 3301312 3772928 4126640 4716160 6602624 7545856 8253280 9432320 13205248 15091712 16506560 18864640 26410496 30183424 33013120 37729280 52820992 54302161 60366848 66026240 75458560 105641984 108604322 120733696 132052480 150917120 211283968 217208644 264104960 271510805 301834240 380115127 422567936 434417288 528209920 543021610 603668480 760230254 845135872 868834576 1056419840 1086043220 1520460508 1737669152 1900575635 2112839680 2172086440 3040921016 3475338304 3801151270 4225679360 4344172880 6081842032 6950676608 7602302540 8688345760 12163684064 13901353216 15204605080 17376691520 24327368128 27802706432 30409210160 34753383040 48654736256 55605412864 60818420320 69506766080 97309472512 111210825728 121636840640 139013532160 194618945024 222421651456 243273681280 278027064320 389237890048 444843302912 486547362560 556054128640 778475780096 889686605824 973094725120 1112108257280 1556951560192 1946189450240 2224216514560 3113903120384 3892378900480 4448433029120 6227806240768 7784757800960 15569515601920 31139031203840
• Sum of all divisors σ(n): 85418899309296
• Sum of proper divisors (its aliquot sum) s(n): 54279868105456
• 31139031203840 is an abundant number, because the sum of its proper divisors (54279868105456) is greater than itself. Its abundance is 23140836901616

Bases of 31139031203840

• Binary: 111000101001000011110111001001100000000000000₂
• Hexadecimal: 0x1C521EE4C000
• Base-36: B1D2N6XVK

Squares and roots of 31139031203840

• 31139031203840 squared (31139031203840²) is 969639264313721199630745600
• 31139031203840 cubed (31139031203840³) is 30193627307933425798367905124244783104000
• The square root of 31139031203840 is 5580235.7659726171
• The cube root of 31139031203840 is 31460.6988499863

Scales and comparisons

• 31,139,031,203,840 seconds is equal to 990,124 years, 45 weeks, 2 days, 17 hours, 57 minutes, 20 seconds.
• To count from 1 to 31,139,031,203,840 would take you about two million, four hundred seventy-five thousand, three hundred twelve 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 31139031203840 cubic inches would be around 2621.7 feet tall.

Recreational maths with 31139031203840

• 31139031203840 backwards is 04830213093113
• The number of decimal digits it has is: 14
• The sum of 31139031203840's digits is 38
• More coming soon!