21497203184072

Names of 21497203184072

• Cardinal: 21497203184072 can be written as Twenty-one trillion, four hundred ninety-seven billion, two hundred three million, one hundred eighty-four thousand and seventy-two.

Scientific notation

• Scientific notation: 2.1497203184072 × 10¹³

Factors of 21497203184072

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 430

Divisors of 21497203184072

• Number of divisors d(n): 324
• Complete list of divisors:
  1 2 4 7 8 11 14 22 28 44 49 56 61 77 88 98 121 122 154 196 242 244 308 349 392 427 484 488 539 616 671 698 847 854 968 1078 1342 1396 1694 1708 2156 2443 2684 2792 2989 3388 3416 3721 3839 4312 4697 4886 5368 5929 5978 6776 7381 7442 7678 9394 9772 11858 11956 14762 14884 15356 17101 18788 19544 21289 23716 23912 26047 26873 29524 29768 30712 32879 34202 37576 40931 42229 42578 47432 51667 52094 53746 59048 65758 68404 81862 84458 85156 103334 104188 107492 121801 131516 136808 149023 163724 168916 170312 182329 188111 206668 208376 214984 234179 243602 263032 286517 295603 298046 327448 337832 361669 364658 376222 413336 450241 468358 487204 573034 591206 596092 723338 729316 752444 852607 900482 936716 974408 1043161 1146068 1182412 1192184 1298629 1339811 1446676 1458632 1504888 1639253 1705214 1800964 1873432 2005619 2069221 2086322 2292136 2364824 2575969 2597258 2679622 2893352 3151687 3278506 3410428 3601928 4011238 4138442 4172644 5151938 5194516 5359244 5968249 6303374 6557012 6820856 7429861 8022476 8276884 8345288 9090403 9378677 10303876 10389032 10718488 11474771 11936498 12606748 13114024 14284919 14737921 14859722 16044952 16553768 18031783 18180806 18757354 20607752 22061809 22949542 23872996 25213496 28569838 29475842 29719444 36063566 36361612 37514708 44123618 45899084 47745992 52009027 57139676 58951684 59438888 63632821 65650739 72127132 72723224 75029416 81728471 88247236 91798168 99994433 103165447 104018054 114279352 117903368 126222481 127265642 131301478 144254264 157134109 163456942 176494472 199988866 206330894 208036108 252444962 254531284 262602956 314268218 326913884 364063189 399977732 412661788 416072216 453221521 504889924 509062568 525205912 572099297 628536436 653827768 699961031 722158129 728126378 799955464 825323576 899013181 906443042 1009779848 1099938763 1144198594 1257072872 1399922062 1444316258 1456252756 1798026362 1812886084 2199877526 2288397188 2799844124 2888632516 2912505512 3172550647 3596052724 3625772168 4004695079 4399755052 4576794376 4985436731 5599688248 5777265032 6293092267 6345101294 7192105448 7699571341 8009390158 8799510104 9970873462 12586184534 12690202588 15399142682 16018780316 19941746924 22207854529 25172369068 25380405176 30798285364 32037560632 34898057117 39883493848 44051645869 44415709058 50344738136 54839804041 61596570728 69796114234 88103291738 88831418116 109679608082 139592228468 176206583476 177662836232 219359216164 244286399819 279184456936 352413166952 383878628287 438718432328 488572799638 767757256574 977145599276 1535514513148 1954291198552 2687150398009 3071029026296 5374300796018 10748601592036 21497203184072
• Sum of all divisors σ(n): 52547386850595
• Sum of proper divisors (its aliquot sum) s(n): 31050183666523
• 21497203184072 is an abundant number, because the sum of its proper divisors (31050183666523) is greater than itself. Its abundance is 9552980482451

Bases of 21497203184072

• Binary: 100111000110100110101001010001101000111001000₂
• Hexadecimal: 0x138D3528D1C8
• Base-36: 7MBOFQFUW

Squares and roots of 21497203184072

• 21497203184072 squared (21497203184072²) is 462129744737275335114501184
• 21497203184072 cubed (21497203184072³) is 9934497020020535919129205681384813941248
• The square root of 21497203184072 is 4636507.6495215663
• The cube root of 21497203184072 is 27805.2830496089

Scales and comparisons

• 21,497,203,184,072 seconds is equal to 683,544 years, 29 weeks, 3 days, 54 minutes, 32 seconds.
• To count from 1 to 21,497,203,184,072 would take you about one million, seven hundred eight thousand, eight hundred sixty-one 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 21497203184072 cubic inches would be around 2317.1 feet tall.

Recreational maths with 21497203184072

• 21497203184072 backwards is 27048130279412
• The number of decimal digits it has is: 14
• The sum of 21497203184072's digits is 50
• More coming soon!