21381241391076308

Names of 21381241391076308

• Cardinal: 21381241391076308 can be written as Twenty-one quadrillion, three hundred eighty-one trillion, two hundred forty-one billion, three hundred ninety-one million, seventy-six thousand, three hundred eight.

Scientific notation

• Scientific notation: 2.1381241391076308 × 10¹⁶

Factors of 21381241391076308

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 2206523

Divisors of 21381241391076308

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 4 7 14 28 31 62 124 191 217 382 434 764 868 1337 2674 5348 5921 11842 23684 41447 60091 82894 120182 165788 240364 420637 841274 1682548 1862821 2146201 3725642 4292402 7451284 8584804 11477381 13039747 15023407 22954762 26079494 30046814 45909524 52158988 60093628 66532231 80341667 133064462 160683334 266128924 321366668 355798811 409924391 465725617 711597622 819848782 931451234 1423195244 1639697564 1862902468 2490591677 2869470737 4981183354 5738941474 9962366708 11477882948 12707656121 25415312242 50830624484 88953592847 128967364291 177907185694 257934728582 355814371388 515869457164 902771550037 1805543100074 3611086200148 3997988293021 7995976586042 15991953172084 24632766579581 27985918051147 49265533159162 55971836102294 98531066318324 111943672204588 172429366057067 344858732114134 689717464228268 763615763967011 1527231527934022 3054463055868044 5345310347769077 10690620695538154 21381241391076308
• Sum of all divisors σ(n): 44373786333413376
• Sum of proper divisors (its aliquot sum) s(n): 22992544942337068
• 21381241391076308 is an abundant number, because the sum of its proper divisors (22992544942337068) is greater than itself. Its abundance is 1611303551260760

Bases of 21381241391076308

• Binary: 1001011111101100010000000110001111110001101001111010100₂
• Hexadecimal: 0x4BF62031F8D3D4
• Base-36: 5UJ0MP0YBPW

Squares and roots of 21381241391076308

• 21381241391076308 squared (21381241391076308²) is 457157483423474734417134678910864
• 21381241391076308 cubed (21381241391076308³) is 9774594506814279145807450766384362869450154210112
• The square root of 21381241391076308 is 146223258.7213002447
• The cube root of 21381241391076308 is 277551.9644744453

Scales and comparisons

• 21,381,241,391,076,308 seconds is equal to 679,857,339 years, 37 weeks, 23 hours, 25 minutes, 8 seconds.
• To count from 1 to 21,381,241,391,076,308 would take you about two billion, thirty-nine million, five hundred seventy-two thousand and nineteen 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 21381241391076308 cubic inches would be around 23129.3 feet tall.

Recreational maths with 21381241391076308

• 21381241391076308 backwards is 80367019314218312
• The number of decimal digits it has is: 17
• The sum of 21381241391076308's digits is 59
• More coming soon!