81723134483312

Names of 81723134483312

• Cardinal: 81723134483312 can be written as Eighty-one trillion, seven hundred twenty-three billion, one hundred thirty-four million, four hundred eighty-three thousand, three hundred twelve.

Scientific notation

• Scientific notation: 8.1723134483312 × 10¹³

Factors of 81723134483312

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 2959

Divisors of 81723134483312

• Number of divisors d(n): 180
• Complete list of divisors:
  1 2 4 7 8 14 16 23 28 46 49 56 92 98 112 161 184 196 322 368 392 529 644 784 1058 1127 1288 2116 2254 2576 2927 3703 4232 4508 5854 7406 8464 9016 11708 12167 14812 18032 20489 23416 24334 25921 29624 40978 46832 48668 51842 59248 67321 81956 85169 97336 103684 134642 143423 163912 170338 194672 207368 269284 286846 327824 340676 414736 471247 538568 573692 596183 681352 942494 1077136 1147384 1192366 1362704 1548383 1884988 2294768 2384732 3096766 3298729 3769976 4769464 6193532 6597458 7539952 8567329 9538928 10838681 12387064 13194916 17134658 21677362 24774128 26389832 34269316 35612809 43354724 52779664 59971303 68538632 71225618 75870767 86709448 119942606 137077264 142451236 151741534 173418896 197048567 239885212 249289663 284902472 303483068 394097134 419799121 479770424 498579326 569804944 606966136 788194268 839598242 959540848 997158652 1213932272 1379339969 1576388536 1679196484 1745027641 1994317304 2758679938 3152777072 3358392968 3490055282 3988634608 4532117041 5517359876 6716785936 6980110564 9064234082 9655379783 11034719752 13960221128 18128468164 19310759566 22069439504 27920442256 31724819287 36256936328 38621519132 63449638574 72513872656 77243038264 104238691943 126899277148 154486076528 208477383886 222073735009 253798554296 416954767772 444147470018 507597108592 729670843601 833909535544 888294940036 1459341687202 1667819071088 1776589880072 2918683374404 3553179760144 5107695905207 5837366748808 10215391810414 11674733497616 20430783620828 40861567241656 81723134483312
• Sum of all divisors σ(n): 192627153193680
• Sum of proper divisors (its aliquot sum) s(n): 110904018710368
• 81723134483312 is an abundant number, because the sum of its proper divisors (110904018710368) is greater than itself. Its abundance is 29180884227056

Bases of 81723134483312

• Binary: 10010100101001110100110011001101001101101110000₂
• Hexadecimal: 0x4A53A6669B70
• Base-36: SYV388QCW

Squares and roots of 81723134483312

• 81723134483312 squared (81723134483312²) is 6678670709777498913206489344
• 81723134483312 cubed (81723134483312³) is 545801904584903351952810853068938873827328
• The square root of 81723134483312 is 9040084.8714661965
• The cube root of 81723134483312 is 43395.8639059397

Scales and comparisons

• 81,723,134,483,312 seconds is equal to 2,598,542 years, 46 weeks, 2 days, 1 hour, 48 minutes, 32 seconds.
• To count from 1 to 81,723,134,483,312 would take you about six million, four hundred ninety-six thousand, three hundred fifty-seven 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 81723134483312 cubic inches would be around 3616.3 feet tall.

Recreational maths with 81723134483312

• 81723134483312 backwards is 21338443132718
• The number of decimal digits it has is: 14
• The sum of 81723134483312's digits is 50
• More coming soon!