21519006993816

Names of 21519006993816

• Cardinal: 21519006993816 can be written as Twenty-one trillion, five hundred nineteen billion, six million, nine hundred ninety-three thousand, eight hundred sixteen.

Scientific notation

• Scientific notation: 2.1519006993816 × 10¹³

Factors of 21519006993816

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 128

Divisors of 21519006993816

• Number of divisors d(n): 360
• Complete list of divisors:
  1 2 3 4 6 8 12 19 24 38 43 57 61 76 86 114 122 129 152 172 183 228 244 258 344 361 366 456 488 516 722 732 817 1032 1083 1159 1444 1464 1634 1849 2166 2318 2451 2623 2888 3268 3477 3698 3721 4332 4636 4902 5246 5547 6536 6859 6954 7396 7442 7869 8664 9272 9804 10492 11094 11163 13718 13908 14792 14884 15523 15738 19608 20577 20984 22021 22188 22326 27436 27816 29768 31046 31476 35131 41154 44042 44376 44652 46569 49837 54872 62092 62952 66063 70262 70699 82308 88084 89304 93138 99674 105393 112789 124184 130321 132126 140524 141398 149511 160003 164616 176168 186276 199348 210786 212097 225578 260642 264252 281048 282796 294937 299022 320006 338367 372552 390963 398696 418399 421572 424194 451156 480009 521284 528504 565592 589874 598044 640012 667489 676734 781926 836798 843144 848388 884811 902312 946903 960018 1042568 1179748 1196088 1255197 1280024 1334978 1343281 1353468 1563852 1673596 1696776 1769622 1893806 1920036 2002467 2142991 2359496 2510394 2669956 2686562 2706936 2840709 3040057 3127704 3347192 3539244 3787612 3840072 4004934 4029843 4285982 5020788 5339912 5373124 5603803 5681418 6080114 6428973 6880129 7078488 7575224 7949581 8009868 8059686 8571964 9120171 10041576 10746248 11207606 11362836 12160228 12682291 12857946 13760258 15899162 16019736 16119372 16811409 17143928 17991157 18240342 20640387 22415212 22725672 23848743 24320456 25364582 25522339 25715892 27520516 31798324 32238744 33622818 35982314 36480684 38046873 40716829 41280774 44830424 47697486 50729164 51044678 51431784 53973471 55041032 57761083 63596648 67245636 71964628 72961368 76093746 76567017 81433658 82561548 95394972 101458328 102089356 107946942 115522166 122150487 130722451 134491272 143929256 152187492 153134034 162867316 165123096 173283249 190789944 204178712 215893884 231044332 240963529 244300974 261444902 304374984 306268068 325734632 341831983 346566498 392167353 431787768 462088664 481927058 484924441 488601948 522889804 612536136 683663966 693132996 722890587 773619751 784334706 963854116 969848882 977203896 1025495949 1045779608 1097460577 1367327932 1386265992 1445781174 1454773323 1547239502 1568669412 1927708232 1939697764 2050991898 2194921154 2320859253 2483726569 2734655864 2891562348 2909546646 3094479004 3137338824 3292381731 3879395528 4101983796 4389842308 4641718506 4967453138 5783124696 5819093292 6188958008 6584763462 7451179707 8203967592 8779684616 9283437012 9934906276 11638186584 13169526924 14698775269 14902359414 18566874024 19869812552 20851750963 26339053848 29397550538 29804718828 41703501926 44096325807 47190804811 58795101076 59609437656 62555252889 83407003852 88192651614 94381609622 117590202152 125110505778 141572414433 166814007704 176385303228 188763219244 250221011556 283144828866 352770606456 377526438488 500442023112 566289657732 896625291409 1132579315464 1793250582818 2689875874227 3586501165636 5379751748454 7173002331272 10759503496908 21519006993816
• Sum of all divisors σ(n): 59106266811540
• Sum of proper divisors (its aliquot sum) s(n): 37587259817724
• 21519006993816 is an abundant number, because the sum of its proper divisors (37587259817724) is greater than itself. Its abundance is 16068252823908

Bases of 21519006993816

• Binary: 100111001001001001000110001001000110110011000₂
• Hexadecimal: 0x139248C48D98
• Base-36: 7MLP15R4O

Squares and roots of 21519006993816

• 21519006993816 squared (21519006993816²) is 463067661999901921462241856
• 21519006993816 cubed (21519006993816³) is 9964756257185913025452039252634488362496
• The square root of 21519006993816 is 4638858.3718212395
• The cube root of 21519006993816 is 27814.6804929631

Scales and comparisons

• 21,519,006,993,816 seconds is equal to 684,237 years, 44 weeks, 4 days, 22 hours, 43 minutes, 36 seconds.
• To count from 1 to 21,519,006,993,816 would take you about one million, seven hundred ten thousand, five hundred ninety-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 21519006993816 cubic inches would be around 2317.9 feet tall.

Recreational maths with 21519006993816

• 21519006993816 backwards is 61839960091512
• The number of decimal digits it has is: 14
• The sum of 21519006993816's digits is 60
• More coming soon!