21021616996716220416
21,021,616,996,716,220,416 is an even composite number composed of four prime numbers multiplied together.
21021616996716220416 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of three hundred fifty-one divisors.
Prime factorization of 21021616996716220416:
212 × 32 × 72 × 18472
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 3 × 7 × 7 × 1847 × 1847)See below for interesting mathematical facts about the number 21021616996716220416 from the Numbermatics database.
Names of 21021616996716220416
- Cardinal: 21021616996716220416 can be written as Twenty-one quintillion, twenty-one quadrillion, six hundred sixteen trillion, nine hundred ninety-six billion, seven hundred sixteen million, two hundred twenty thousand, four hundred sixteen.
Scientific notation
- Scientific notation: 2.1021616996716220416 × 1019
Factors of 21021616996716220416
Divisors of 21021616996716220416
- Number of divisors d(n): 351
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Complete list of divisors:
1 2 3 4 6 7 8 9 12 14 16 18 21 24 28 32 36 42 48 49 56 63 64 72 84 96 98 112 126 128 144 147 168 192 196 224 252 256 288 294 336 384 392 441 448 504 512 576 588 672 768 784 882 896 1008 1024 1152 1176 1344 1536 1568 1764 1792 1847 2016 2048 2304 2352 2688 3072 3136 3528 3584 3694 4032 4096 4608 4704 5376 5541 6144 6272 7056 7168 7388 8064 9216 9408 10752 11082 12288 12544 12929 14112 14336 14776 16128 16623 18432 18816 21504 22164 25088 25858 28224 28672 29552 32256 33246 36864 37632 38787 43008 44328 50176 51716 56448 59104 64512 66492 75264 77574 86016 88656 90503 100352 103432 112896 116361 118208 129024 132984 150528 155148 177312 181006 200704 206864 225792 232722 236416 258048 265968 271509 301056 310296 354624 362012 413728 451584 465444 472832 531936 543018 602112 620592 709248 724024 814527 827456 903168 930888 945664 1063872 1086036 1241184 1418496 1448048 1629054 1654912 1806336 1861776 1891328 2127744 2172072 2482368 2836992 2896096 3258108 3309824 3411409 3723552 3782656 4255488 4344144 4964736 5673984 5792192 6516216 6619648 6822818 7447104 7565312 8510976 8688288 9929472 10234227 11347968 11584384 13032432 13239296 13645636 14894208 17021952 17376576 19858944 20468454 22695936 23168768 23879863 26064864 26478592 27291272 29788416 30702681 34043904 34753152 39717888 40936908 46337536 47759726 52129728 52957184 54582544 59576832 61405362 68087808 69506304 71639589 79435776 81873816 92675072 95519452 104259456 109165088 119153664 122810724 139012608 143279178 158871552 163747632 167159041 185350144 191038904 208518912 214918767 218330176 238307328 245621448 278025216 286558356 327495264 334318082 370700288 382077808 417037824 429837534 436660352 476614656 491242896 501477123 556050432 573116712 654990528 668636164 764155616 834075648 859675068 873320704 982485792 1002954246 1112100864 1146233424 1309981056 1337272328 1504431369 1528311232 1668151296 1719350136 1746641408 1964971584 2005908492 2292466848 2619962112 2674544656 3008862738 3056622464 3336302592 3438700272 3493282816 3929943168 4011816984 4584933696 5239924224 5349089312 6017725476 6113244928 6877400544 6986565632 7859886336 8023633968 9169867392 10479848448 10698178624 12035450952 12226489856 13754801088 13973131264 15719772672 16047267936 18339734784 20959696896 21396357248 24070901904 24452979712 27509602176 31439545344 32094535872 36679469568 41919393792 42792714496 48141803808 48905959424 55019204352 62879090688 64189071744 73358939136 85585428992 96283607616 97811918848 110038408704 125758181376 128378143488 146717878272 171170857984 192567215232 220076817408 256756286976 293435756544 342341715968 385134430464 440153634816 513512573952 684683431936 770268860928 880307269632 1027025147904 1540537721856 2054050295808 3081075443712 6162150887424
- Sum of all divisors σ(n): 21021631551434505459
- Sum of proper divisors (its aliquot sum) s(n): 14554718285043
- 21021616996716220416 is a deficient number, because the sum of its proper divisors (14554718285043) is less than itself. Its deficiency is 21021602441997935373
Bases of 21021616996716220416
- Binary: 100100011101110111100100101000111111111011001010110010000000000002
- Hexadecimal: 0x123BBC947FD959000
- Base-36: 4FPN9AX5E70G0
Squares and roots of 21021616996716220416
- 21021616996716220416 squared (210216169967162204162) is 441908381156628286556248552356295213056
- 21021616996716220416 cubed (210216169967162204163) is 9289628736313527131311079750768174843939474237489776951296
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21021616996716220416 is a
perfect square number . Itssquare root is 4584933696 -
The
cube root of 21021616996716220416 is 2759870.5129300765
Scales and comparisons
How big is 21021616996716220416?- 21,021,616,996,716,220,416 seconds is equal to 293,274,701,009 years, 3 weeks, 3 days, 15 hours, 30 minutes, 7 seconds.
-
To count from 1 to 21,021,616,996,716,220,416 would take you about two hundred ninety-three billion, two hundred seventy-four million, seven hundred one thousand and nine 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 21021616996716220416 cubic inches would be around 229989.2 feet tall.
Recreational maths with 21021616996716220416
- 21021616996716220416 backwards is 61402261769961612012
- 21021616996716220416 is a
Harshad number . - The number of decimal digits it has is: 20
- The sum of 21021616996716220416's digits is 72
- More coming soon!
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