21990083315508

Names of 21990083315508

• Cardinal: 21990083315508 can be written as Twenty-one trillion, nine hundred ninety billion, eighty-three million, three hundred fifteen thousand, five hundred eight.

Scientific notation

• Scientific notation: 2.1990083315508 × 10¹³

Factors of 21990083315508

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 2722

Divisors of 21990083315508

• Number of divisors d(n): 360
• Complete list of divisors:
  1 2 3 4 6 7 9 11 12 14 18 21 22 27 28 33 36 42 44 54 63 66 77 81 84 99 108 121 126 132 154 162 189 198 231 242 252 297 308 324 363 378 396 462 484 567 594 693 726 756 847 891 924 1089 1134 1188 1331 1386 1452 1694 1782 2079 2178 2268 2541 2662 2699 2772 3267 3388 3564 3993 4158 4356 5082 5324 5398 6237 6534 7623 7986 8097 8316 9317 9801 10164 10796 11979 12474 13068 15246 15972 16194 18634 18893 19602 22869 23958 24291 24948 27951 29689 30492 32388 35937 37268 37786 39204 45738 47916 48582 55902 56679 59378 68607 71874 72873 75572 83853 89067 91476 97164 107811 111804 113358 118756 137214 143748 145746 167706 170037 178134 207823 215622 218619 226716 251559 267201 274428 291492 326579 335412 340074 356268 415646 431244 437238 503118 510111 534402 623469 653158 680148 754677 801603 831292 874476 979737 1006236 1020222 1068804 1246938 1306316 1509354 1530333 1603206 1870407 1959474 2040444 2286053 2404809 2493876 2939211 3018708 3060666 3206412 3592369 3740814 3918948 4572106 4809618 5611221 5878422 6121332 6858159 7184738 7284601 7481628 8817633 9144212 9619236 10777107 11222442 11756844 13716318 14369476 14569202 16833663 17635266 20574477 21554214 21853803 22444884 25146583 26452899 27432636 29138404 32331321 33667326 35270532 41148954 43108428 43707606 50293166 50992207 52905798 61723431 64662642 65561409 67334652 75439749 80130611 82297908 87415212 96993963 100586332 101984414 105811596 123446862 129325284 131122818 150879498 152976621 160261222 185170293 193987926 196684227 203968828 226319247 240391833 246893724 262245636 290981889 301758996 305953242 320522444 370340586 387975852 393368454 452638494 458929863 480783666 560914277 581963778 590052681 611906484 678957741 721175499 740681172 786736908 881436721 905276988 917859726 961567332 1121828554 1163927556 1180105362 1357915482 1376789589 1442350998 1682742831 1762873442 1835719452 2036873223 2163526497 2243657108 2360210724 2644310163 2715830964 2753579178 2884701996 3365485662 3525746884 4073746446 4130368767 4327052994 5048228493 5288620326 5507158356 6170057047 6490579491 6730971324 7932930489 8147492892 8260737534 8654105988 9695803931 10096456986 10577240652 12340114094 12981158982 15144685479 15865860978 16521475068 18510171141 19391607862 20192913972 23798791467 24680228188 25962317964 29087411793 30289370958 31731721956 37020342282 38783215724 45434056437 47597582934 55530513423 58174823586 60578741916 67870627517 71396374401 74040684564 87262235379 90868112874 95195165868 111061026846 116349647172 135741255034 142792748802 166591540269 174524470758 181736225748 203611882551 222122053692 261786706137 271482510068 285585497604 333183080538 349048941516 407223765102 499774620807 523573412274 610835647653 666366161076 785360118411 814447530204 999549241614 1047146824548 1221671295306 1570720236822 1832506942959 1999098483228 2443342590612 3141440473644 3665013885918 5497520828877 7330027771836 10995041657754 21990083315508
• Sum of all divisors σ(n): 72290492307264
• Sum of proper divisors (its aliquot sum) s(n): 50300408991756
• 21990083315508 is an abundant number, because the sum of its proper divisors (50300408991756) is greater than itself. Its abundance is 28310325676248

Bases of 21990083315508

• Binary: 100111111111111110111000110101100011100110100₂
• Hexadecimal: 0x13FFF71AC734
• Base-36: 7SM3RU790

Squares and roots of 21990083315508

• 21990083315508 squared (21990083315508²) is 483563764222983313873298064
• 21990083315508 cubed (21990083315508³) is 10633607463624069702153895304635837576512
• The square root of 21990083315508 is 4689358.5185511249
• The cube root of 21990083315508 is 28016.1825313891

Scales and comparisons

• 21,990,083,315,508 seconds is equal to 699,216 years, 32 weeks, 5 days, 4 hours, 31 minutes, 48 seconds.
• To count from 1 to 21,990,083,315,508 would take you about one million, seven hundred forty-eight thousand and forty-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 21990083315508 cubic inches would be around 2334.7 feet tall.

Recreational maths with 21990083315508

• 21990083315508 backwards is 80551338009912
• 21990083315508 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 21990083315508's digits is 54
• More coming soon!