21620398014

Names of 21620398014

• Cardinal: 21620398014 can be written as Twenty-one billion, six hundred twenty million, three hundred ninety-eight thousand and fourteen.

Scientific notation

• Scientific notation: 2.1620398014 × 10¹⁰

Factors of 21620398014

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 2919

Divisors of 21620398014

• Number of divisors d(n): 160
• Complete list of divisors:
  1 2 3 6 9 18 27 29 31 53 54 58 62 81 87 93 106 159 162 174 186 261 279 318 477 522 558 783 837 899 954 1431 1537 1566 1643 1674 1798 2349 2511 2697 2801 2862 3074 3286 4293 4611 4698 4929 5022 5394 5602 8091 8403 8586 9222 9858 13833 14787 16182 16806 24273 25209 27666 29574 41499 44361 47647 48546 50418 72819 75627 81229 82998 86831 88722 95294 124497 133083 142941 145638 148453 151254 162458 173662 226881 243687 248994 260493 266166 285882 296906 428823 445359 453762 487374 520986 731061 781479 857646 890718 1286469 1336077 1462122 1562958 2193183 2344437 2518099 2572938 2672154 3859407 4008231 4305137 4386366 4602043 4688874 5036198 6579549 7033311 7554297 7718814 8016462 8610274 9204086 12024693 12915411 13159098 13806129 14066622 15108594 22662891 24049386 25830822 27612258 38746233 41418387 45325782 67988673 77492466 82836774 116238699 124255161 133459247 135977346 203966019 232477398 248510322 266918494 348716097 372765483 400377741 407932038 697432194 745530966 800755482 1201133223 2402266446 3603399669 7206799338 10810199007 21620398014
• Sum of all divisors σ(n): 52727811840
• Sum of proper divisors (its aliquot sum) s(n): 31107413826
• 21620398014 is an abundant number, because the sum of its proper divisors (31107413826) is greater than itself. Its abundance is 9487015812

Bases of 21620398014

• Binary: 10100001000101011010001011110111110₂
• Hexadecimal: 0x508AD17BE
• Base-36: 9XK85VI

Squares and roots of 21620398014

• 21620398014 squared (21620398014²) is 467441610283775144196
• 21620398014 cubed (21620398014³) is 10106273662640294103997762026744
• The square root of 21620398014 is 147038.7636441491
• The cube root of 21620398014 is 2785.8296835577

Scales and comparisons

• 21,620,398,014 seconds is equal to 687 years, 24 weeks, 2 hours, 6 minutes, 54 seconds.
• To count from 1 to 21,620,398,014 would take you about one thousand, three hundred seventy-four 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 21620398014 cubic inches would be around 232.2 feet tall.

Recreational maths with 21620398014

• 21620398014 backwards is 41089302612
• The number of decimal digits it has is: 11
• The sum of 21620398014's digits is 36
• More coming soon!