1231638896640

Names of 1231638896640

• Cardinal: 1231638896640 can be written as One trillion, two hundred thirty-one billion, six hundred thirty-eight million, eight hundred ninety-six thousand, six hundred forty.

Scientific notation

• Scientific notation: 1.23163889664 × 10¹²

Factors of 1231638896640

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 16
• Sum of prime factors: 10023113

Divisors of 1231638896640

• Number of divisors d(n): 112
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 15 16 20 24 30 32 40 48 60 64 80 96 120 128 160 192 240 256 320 384 480 512 640 768 960 1024 1280 1536 1920 2048 2560 3072 3840 4096 5120 6144 7680 8192 10240 12288 15360 20480 24576 30720 40960 61440 122880 10023103 20046206 30069309 40092412 50115515 60138618 80184824 100231030 120277236 150346545 160369648 200462060 240554472 300693090 320739296 400924120 481108944 601386180 641478592 801848240 962217888 1202772360 1282957184 1603696480 1924435776 2405544720 2565914368 3207392960 3848871552 4811089440 5131828736 6414785920 7697743104 9622178880 10263657472 12829571840 15395486208 19244357760 20527314944 25659143680 30790972416 38488715520 41054629888 51318287360 61581944832 76977431040 82109259776 102636574720 123163889664 153954862080 205273149440 246327779328 307909724160 410546298880 615819448320 1231638896640
• Sum of all divisors σ(n): 3941004307968
• Sum of proper divisors (its aliquot sum) s(n): 2709365411328
• 1231638896640 is an abundant number, because the sum of its proper divisors (2709365411328) is greater than itself. Its abundance is 1477726514688

Bases of 1231638896640

• Binary: 10001111011000011011001100010000000000000₂
• Hexadecimal: 0x11EC3662000
• Base-36: FPT1ZYTC

Squares and roots of 1231638896640

• 1231638896640 squared (1231638896640²) is 1516934371716596603289600
• 1231638896640 cubed (1231638896640³) is 1868315375856320663251574738386944000
• The square root of 1231638896640 is 1109792.2763472451
• The cube root of 1231638896640 is 10719.1693423345

Scales and comparisons

• 1,231,638,896,640 seconds is equal to 39,162 years, 15 weeks, 6 days, 19 hours, 44 minutes.
• To count from 1 to 1,231,638,896,640 would take you about ninety-seven thousand, nine hundred 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 1231638896640 cubic inches would be around 893.3 feet tall.

Recreational maths with 1231638896640

• 1231638896640 backwards is 0466988361321
• The number of decimal digits it has is: 13
• The sum of 1231638896640's digits is 57
• More coming soon!