21231974342656

Names of 21231974342656

• Cardinal: 21231974342656 can be written as Twenty-one trillion, two hundred thirty-one billion, nine hundred seventy-four million, three hundred forty-two thousand, six hundred fifty-six.

Scientific notation

• Scientific notation: 2.1231974342656 × 10¹³

Factors of 21231974342656

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 22
• Sum of prime factors: 39

Divisors of 21231974342656

• Number of divisors d(n): 448
• Complete list of divisors:
  1 2 4 7 8 11 14 16 19 22 28 32 38 44 56 64 76 77 88 112 121 128 133 152 154 176 209 224 242 256 266 304 308 352 418 448 484 512 532 608 616 704 836 847 896 968 1024 1064 1216 1232 1331 1408 1463 1672 1694 1792 1936 2048 2128 2299 2432 2464 2662 2816 2926 3344 3388 3584 3872 4096 4256 4598 4864 4928 5324 5632 5852 6688 6776 7168 7744 8192 8512 9196 9317 9728 9856 10648 11264 11704 13376 13552 14336 14641 15488 16093 17024 18392 18634 19456 19712 21296 22528 23408 25289 26752 27104 28672 29282 30976 32186 34048 36784 37268 38912 39424 42592 45056 46816 50578 53504 54208 57344 58564 61952 64372 68096 73568 74536 77824 78848 85184 90112 93632 101156 102487 107008 108416 117128 123904 128744 136192 147136 149072 155648 157696 161051 170368 177023 187264 202312 204974 214016 216832 234256 247808 257488 272384 278179 294272 298144 315392 322102 340736 354046 374528 404624 409948 428032 433664 468512 495616 514976 544768 556358 588544 596288 630784 644204 681472 708092 749056 809248 819896 856064 867328 937024 991232 1029952 1089536 1112716 1127357 1177088 1192576 1288408 1362944 1416184 1498112 1618496 1639792 1712128 1734656 1771561 1874048 1947253 2059904 2225432 2254714 2354176 2385152 2576816 2725888 2832368 2996224 3059969 3236992 3279584 3469312 3543122 3748096 3894506 4119808 4450864 4509428 4708352 4770304 5153632 5451776 5664736 5992448 6119938 6473984 6559168 6938624 7086244 7496192 7789012 8239616 8901728 9018856 9416704 9540608 10307264 10903552 11329472 11984896 12239876 12400927 12947968 13118336 14172488 14992384 15578024 16479232 17803456 18037712 18833408 19081216 19487171 20614528 21419783 22658944 24479752 24801854 25895936 26236672 28344976 29984768 31156048 32958464 33659659 35606912 36075424 38162432 38974342 41229056 42839566 45317888 48959504 49603708 51791872 52473344 56689952 59969536 62312096 65916928 67319318 71213824 72150848 76324864 77948684 82458112 85679132 90635776 97919008 99207416 103583744 104946688 113379904 119939072 124624192 131833856 134638636 136410197 142427648 144301696 155897368 164916224 171358264 181271552 195838016 198414832 207167488 209893376 226759808 235617613 249248384 269277272 272820394 284855296 288603392 311794736 329832448 342716528 362543104 370256249 391676032 396829664 419786752 453519616 471235226 498496768 538554544 545640788 569710592 577206784 623589472 659664896 685433056 725086208 740512498 783352064 793659328 839573504 907039232 942470452 996993536 1077109088 1091281576 1139421184 1154413568 1247178944 1319329792 1370866112 1450172416 1481024996 1566704128 1587318656 1814078464 1884940904 1993987072 2154218176 2182563152 2278842368 2308827136 2494357888 2591793743 2741732224 2962049992 3133408256 3174637312 3628156928 3769881808 3987974144 4308436352 4365126304 4617654272 4988715776 5183587486 5483464448 5924099984 6266816512 6349274624 7256313856 7539763616 7975948288 8616872704 8730252608 9235308544 9977431552 10367174972 10966928896 11848199968 12533633024 12698549248 14512627712 15079527232 15951896576 17233745408 17460505216 19954863104 20734349944 21933857792 23696399936 25067266048 25397098496 30159054464 34467490816 34921010432 39909726208 41468699888 43867715584 47392799872 50794196992 60318108928 68934981632 69842020864 79819452416 82937399776 87735431168 94785599744 101588393984 120636217856 137869963264 139684041728 159638904832 165874799552 175470862336 189571199488 241272435712 275739926528 279368083456 331749599104 379142398976 482544871424 558736166912 663499198208 758284797952 965089742848 1117472333824 1326998396416 1516569595904 1930179485696 2653996792832 3033139191808 5307993585664 10615987171328 21231974342656
• Sum of all divisors σ(n): 56189464496640
• Sum of proper divisors (its aliquot sum) s(n): 34957490153984
• 21231974342656 is an abundant number, because the sum of its proper divisors (34957490153984) is greater than itself. Its abundance is 13725515811328

Bases of 21231974342656

• Binary: 100110100111101110100010010011110000000000000₂
• Hexadecimal: 0x134F7449E000
• Base-36: 7IXU1BW1S

Squares and roots of 21231974342656

• 21231974342656 squared (21231974342656²) is 450796734487202683301134336
• 21231974342656 cubed (21231974342656³) is 9571304700385396557026841041692751036416
• The square root of 21231974342656 is 4607816.6567970127
• The cube root of 21231974342656 is 27690.4572265431

Scales and comparisons

• 21,231,974,342,656 seconds is equal to 675,111 years, 5 weeks, 4 days, 18 hours, 44 minutes, 16 seconds.
• To count from 1 to 21,231,974,342,656 would take you about one million, six hundred eighty-seven thousand, seven hundred seventy-seven 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 21231974342656 cubic inches would be around 2307.5 feet tall.

Recreational maths with 21231974342656

• 21231974342656 backwards is 65624347913212
• The number of decimal digits it has is: 14
• The sum of 21231974342656's digits is 55
• More coming soon!