21084155904
21,084,155,904 is an even composite number composed of five prime numbers multiplied together.
21084155904 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of four hundred sixty-eight divisors.
Prime factorization of 21084155904:
212 × 3 × 72 × 192 × 97
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 7 × 7 × 19 × 19 × 97)See below for interesting mathematical facts about the number 21084155904 from the Numbermatics database.
Names of 21084155904
- Cardinal: 21084155904 can be written as Twenty-one billion, eighty-four million, one hundred fifty-five thousand, nine hundred four.
Scientific notation
- Scientific notation: 2.1084155904 × 1010
Factors of 21084155904
Divisors of 21084155904
- Number of divisors d(n): 468
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Complete list of divisors:
1 2 3 4 6 7 8 12 14 16 19 21 24 28 32 38 42 48 49 56 57 64 76 84 96 97 98 112 114 128 133 147 152 168 192 194 196 224 228 256 266 291 294 304 336 361 384 388 392 399 448 456 512 532 582 588 608 672 679 722 768 776 784 798 896 912 931 1024 1064 1083 1164 1176 1216 1344 1358 1444 1536 1552 1568 1596 1792 1824 1843 1862 2037 2048 2128 2166 2328 2352 2432 2527 2688 2716 2793 2888 3072 3104 3136 3192 3584 3648 3686 3724 4074 4096 4256 4332 4656 4704 4753 4864 5054 5376 5432 5529 5586 5776 6144 6208 6272 6384 7168 7296 7372 7448 7581 8148 8512 8664 9312 9408 9506 9728 10108 10752 10864 11058 11172 11552 12288 12416 12544 12768 12901 14259 14336 14592 14744 14896 15162 16296 17024 17328 17689 18624 18816 19012 19456 20216 21504 21728 22116 22344 23104 24832 25088 25536 25802 28518 28672 29184 29488 29792 30324 32592 34048 34656 35017 35378 37248 37632 38024 38703 38912 40432 43008 43456 44232 44688 46208 49664 50176 51072 51604 53067 57036 58368 58976 59584 60648 65184 68096 69312 70034 70756 74496 75264 76048 77406 77824 80864 86016 86912 88464 89376 90307 92416 99328 100352 102144 103208 105051 106134 114072 116736 117952 119168 121296 130368 136192 138624 140068 141512 148992 150528 152096 154812 161728 173824 176928 178752 180614 184832 198656 200704 204288 206416 210102 212268 228144 233472 235904 238336 242592 245119 260736 270921 272384 277248 280136 283024 297984 301056 304192 309624 323456 347648 353856 357504 361228 369664 397312 408576 412832 420204 424536 456288 471808 476672 485184 490238 521472 541842 544768 554496 560272 566048 595968 602112 608384 619248 646912 695296 707712 715008 722456 735357 739328 817152 825664 840408 849072 912576 943616 953344 970368 980476 1042944 1083684 1108992 1120544 1132096 1191936 1216768 1238496 1293824 1390592 1415424 1430016 1444912 1470714 1478656 1634304 1651328 1680816 1698144 1715833 1825152 1887232 1906688 1940736 1960952 2085888 2167368 2217984 2241088 2264192 2433536 2476992 2587648 2781184 2830848 2860032 2889824 2941428 3302656 3361632 3396288 3431666 3650304 3774464 3813376 3881472 3921904 4171776 4334736 4435968 4482176 4528384 4867072 4953984 5147499 5175296 5661696 5720064 5779648 5882856 6605312 6723264 6792576 6863332 7300608 7548928 7762944 7843808 8343552 8669472 8964352 9056768 9734144 9907968 10294998 10350592 11323392 11440128 11559296 11765712 13210624 13446528 13585152 13726664 14601216 15525888 15687616 17338944 17928704 18113536 19468288 19815936 20589996 22646784 23118592 23531424 26421248 26893056 27170304 27453328 29202432 31051776 31375232 34677888 35857408 36227072 39631872 41179992 46237184 47062848 52842496 53786112 54340608 54906656 58404864 62750464 69355776 71714816 72454144 79263744 82359984 92474368 94125696 107572224 108681216 109813312 125500928 138711552 143429632 158527488 164719968 184948736 188251392 215144448 217362432 219626624 251001856 277423104 329439936 369897472 376502784 430288896 439253248 502003712 554846208 658879872 753005568 878506496 1004007424 1109692416 1317759744 1506011136 1757012992 2635519488 3012022272 3514025984 5271038976 7028051968 10542077952 21084155904
- Sum of all divisors σ(n): 69730507224
- Sum of proper divisors (its aliquot sum) s(n): 48646351320
- 21084155904 is an abundant number, because the sum of its proper divisors (48646351320) is greater than itself. Its abundance is 27562195416
Bases of 21084155904
- Binary: 100111010001011011010110000000000002
- Hexadecimal: 0x4E8B6B000
- Base-36: 9OOYMTC
Squares and roots of 21084155904
- 21084155904 squared (210841559042) is 444541630184178057216
- 21084155904 cubed (210841559043) is 9372785036621522392437976203264
-
The
square root of 21084155904 is 145203.8425937827 -
The
cube root of 21084155904 is 2762.6046573209
Scales and comparisons
How big is 21084155904?- 21,084,155,904 seconds is equal to 670 years, 21 weeks, 2 days, 13 hours, 58 minutes, 24 seconds.
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To count from 1 to 21,084,155,904 would take you about one thousand, three hundred forty 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 21084155904 cubic inches would be around 230.2 feet tall.
Recreational maths with 21084155904
- 21084155904 backwards is 40955148012
- The number of decimal digits it has is: 11
- The sum of 21084155904's digits is 39
- More coming soon!
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The information we have on file for 21084155904 includes mathematical data and numerical statistics calculated using standard algorithms and methods. We are adding more all the time. If there are any features you would like to see, please contact us. Information provided for educational use, intellectual curiosity and fun!
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