21454735333320

Names of 21454735333320

• Cardinal: 21454735333320 can be written as Twenty-one trillion, four hundred fifty-four billion, seven hundred thirty-five million, three hundred thirty-three thousand, three hundred twenty.

Scientific notation

• Scientific notation: 2.145473533332 × 10¹³

Factors of 21454735333320

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 6621831903

Divisors of 21454735333320

• Number of divisors d(n): 80
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 18 20 24 27 30 36 40 45 54 60 72 81 90 108 120 135 162 180 216 270 324 360 405 540 648 810 1080 1620 3240 6621831893 13243663786 19865495679 26487327572 33109159465 39730991358 52974655144 59596487037 66218318930 79461982716 99327478395 119192974074 132436637860 158923965432 178789461111 198654956790 238385948148 264873275720 297982435185 357578922222 397309913580 476771896296 536368383333 595964870370 715157844444 794619827160 893947305555 1072736766666 1191929740740 1430315688888 1787894611110 2145473533332 2383859481480 2681841916665 3575789222220 4290947066664 5363683833330 7151578444440 10727367666660 21454735333320
• Sum of all divisors σ(n): 72111749325660
• Sum of proper divisors (its aliquot sum) s(n): 50657013992340
• 21454735333320 is an abundant number, because the sum of its proper divisors (50657013992340) is greater than itself. Its abundance is 29202278659020

Bases of 21454735333320

• Binary: 100111000001101010001111000001101011111001000₂
• Hexadecimal: 0x138351E0D7C8
• Base-36: 7LS63H0I0

Squares and roots of 21454735333320

• 21454735333320 squared (21454735333320²) is 460305668222809651502222400
• 21454735333320 cubed (21454735333320³) is 9875736284147387360449446541784770368000
• The square root of 21454735333320 is 4631925.6614630591
• The cube root of 21454735333320 is 27786.9611461451

Scales and comparisons

• 21,454,735,333,320 seconds is equal to 682,194 years, 11 weeks, 2 days, 23 hours, 42 minutes.
• To count from 1 to 21,454,735,333,320 would take you about one million, seven hundred five thousand, four hundred eighty-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 21454735333320 cubic inches would be around 2315.6 feet tall.

Recreational maths with 21454735333320

• 21454735333320 backwards is 02333353745412
• 21454735333320 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 21454735333320's digits is 45
• More coming soon!