21225383127

Names of 21225383127

• Cardinal: 21225383127 can be written as Twenty-one billion, two hundred twenty-five million, three hundred eighty-three thousand, one hundred twenty-seven.

Scientific notation

• Scientific notation: 2.1225383127 × 10¹⁰

Factors of 21225383127

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 593

Divisors of 21225383127

• Number of divisors d(n): 120
• Complete list of divisors:
  1 3 9 13 27 29 39 81 87 117 127 169 261 351 377 381 421 507 783 1053 1131 1143 1263 1521 1651 2349 3393 3429 3683 3789 4563 4901 4953 5473 10179 10287 11049 11367 12209 13689 14703 14859 16419 21463 30537 33147 34101 36627 44109 44577 47879 49257 53467 64389 71149 99441 109881 132327 133731 143637 147771 158717 160401 193167 213447 298323 329643 396981 430911 443313 476151 481203 579501 622427 640341 695071 988929 1292733 1428453 1443609 1550543 1738503 1867281 1921023 2063321 2085213 3878199 4285359 4330827 4651629 5601843 5763069 6189963 6255639 9035923 12856077 13954887 16805529 18569889 18766917 20157059 27107769 41864661 50416587 55709667 56300751 60471177 81323307 125593983 167129001 181413531 243969921 262041767 544240593 731909763 786125301 1632721779 2358375903 7075127709 21225383127
• Sum of all divisors σ(n): 35882288640
• Sum of proper divisors (its aliquot sum) s(n): 14656905513
• 21225383127 is a deficient number, because the sum of its proper divisors (14656905513) is less than itself. Its deficiency is 6568477614

Bases of 21225383127

• Binary: 10011110001001000011010010011010111₂
• Hexadecimal: 0x4F121A4D7
• Base-36: 9R11MFR

Squares and roots of 21225383127

• 21225383127 squared (21225383127²) is 450516888887936298129
• 21225383127 cubed (21225383127³) is 9562393571830536896158118269383
• The square root of 21225383127 is 145689.3377258611
• The cube root of 21225383127 is 2768.7591538189

Scales and comparisons

• 21,225,383,127 seconds is equal to 674 years, 46 weeks, 6 days, 3 hours, 45 minutes, 27 seconds.
• To count from 1 to 21,225,383,127 would take you about one thousand, three hundred forty-nine 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 21225383127 cubic inches would be around 230.7 feet tall.

Recreational maths with 21225383127

• 21225383127 backwards is 72138352212
• The number of decimal digits it has is: 11
• The sum of 21225383127's digits is 36
• More coming soon!