21423755304

Names of 21423755304

• Cardinal: 21423755304 can be written as Twenty-one billion, four hundred twenty-three million, seven hundred fifty-five thousand, three hundred four.

Scientific notation

• Scientific notation: 2.1423755304 × 10¹⁰

Factors of 21423755304

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 230

Divisors of 21423755304

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 18 21 24 28 36 42 49 56 63 72 79 84 98 126 139 147 158 168 196 237 252 278 294 316 343 392 417 441 474 504 553 556 588 632 686 711 834 882 948 973 1029 1106 1112 1176 1251 1372 1422 1659 1668 1764 1896 1946 2058 2212 2502 2744 2844 2919 3087 3318 3336 3528 3871 3892 4116 4424 4977 5004 5688 5838 6174 6241 6636 6811 7742 7784 8232 8757 9954 10008 10981 11613 11676 12348 12482 13272 13622 15484 17514 18723 19908 20433 21962 23226 23352 24696 24964 27097 27244 30968 32943 34839 35028 37446 39816 40866 43687 43924 46452 47677 49928 54194 54488 56169 61299 65886 69678 70056 74892 76867 81291 81732 87374 87848 92904 95354 98829 108388 112338 122598 131061 131772 139356 143031 149784 153734 162582 163464 174748 190708 197658 216776 224676 230601 243873 245196 262122 263544 278712 286062 305809 307468 325164 349496 381416 393183 395316 429093 449352 461202 487746 490392 524244 538069 572124 611618 614936 650328 691803 786366 790632 858186 867499 917427 922404 975492 1048488 1076138 1144248 1223236 1383606 1572732 1614207 1716372 1734998 1834854 1844808 1950984 2140663 2152276 2446472 2602497 2752281 2767212 3145464 3228414 3432744 3469996 3669708 3766483 4281326 4304552 4842621 5204994 5504562 5534424 6072493 6421989 6456828 6939992 7339416 7532966 7807491 8562652 9685242 10409988 11009124 11299449 12144986 12843978 12913656 15065932 15614982 17125304 18217479 19265967 19370484 20819976 22018248 22598898 24289972 25687956 30131864 31229964 33898347 36434958 38531934 38740968 42507451 45197796 48579944 51375912 54652437 62459928 67796694 72869916 77063868 85014902 90395592 109304874 127522353 135593388 145739832 154127736 170029804 218609748 255044706 271186776 297552157 340059608 382567059 437219496 510089412 595104314 765134118 892656471 1020178824 1190208628 1530268236 1785312942 2380417256 2677969413 3060536472 3570625884 5355938826 7141251768 10711877652 21423755304
• Sum of all divisors σ(n): 69025320000
• Sum of proper divisors (its aliquot sum) s(n): 47601564696
• 21423755304 is an abundant number, because the sum of its proper divisors (47601564696) is greater than itself. Its abundance is 26177809392

Bases of 21423755304

• Binary: 10011111100111101001001000000101000₂
• Hexadecimal: 0x4FCF49028
• Base-36: 9UB5FE0

Squares and roots of 21423755304

• 21423755304 squared (21423755304²) is 458977291325668132416
• 21423755304 cubed (21423755304³) is 9833017179453835843191054334464
• The square root of 21423755304 is 146368.5598207483
• The cube root of 21423755304 is 2777.3580175561

Scales and comparisons

• 21,423,755,304 seconds is equal to 681 years, 10 weeks, 6 days, 3 hours, 8 minutes, 24 seconds.
• To count from 1 to 21,423,755,304 would take you about one thousand, three hundred sixty-two 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 21423755304 cubic inches would be around 231.4 feet tall.

Recreational maths with 21423755304

• 21423755304 backwards is 40355732412
• 21423755304 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 21423755304's digits is 36
• More coming soon!