21315272832
21,315,272,832 is an even composite number composed of five prime numbers multiplied together.
21315272832 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of four hundred thirty-two divisors.
Prime factorization of 21315272832:
27 × 32 × 72 × 292 × 449
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 3 × 7 × 7 × 29 × 29 × 449)See below for interesting mathematical facts about the number 21315272832 from the Numbermatics database.
Names of 21315272832
- Cardinal: 21315272832 can be written as Twenty-one billion, three hundred fifteen million, two hundred seventy-two thousand, eight hundred thirty-two.
Scientific notation
- Scientific notation: 2.1315272832 × 1010
Factors of 21315272832
Divisors of 21315272832
- Number of divisors d(n): 432
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Complete list of divisors:
1 2 3 4 6 7 8 9 12 14 16 18 21 24 28 29 32 36 42 48 49 56 58 63 64 72 84 87 96 98 112 116 126 128 144 147 168 174 192 196 203 224 232 252 261 288 294 336 348 384 392 406 441 448 449 464 504 522 576 588 609 672 696 784 812 841 882 896 898 928 1008 1044 1152 1176 1218 1344 1347 1392 1421 1568 1624 1682 1764 1796 1827 1856 2016 2088 2352 2436 2523 2688 2694 2784 2842 3136 3143 3248 3364 3528 3592 3654 3712 4032 4041 4176 4263 4704 4872 5046 5388 5568 5684 5887 6272 6286 6496 6728 7056 7184 7308 7569 8064 8082 8352 8526 9408 9429 9744 10092 10776 11136 11368 11774 12572 12789 12992 13021 13456 14112 14368 14616 15138 16164 16704 17052 17661 18816 18858 19488 20184 21552 22001 22736 23548 25144 25578 25984 26042 26912 28224 28287 28736 29232 30276 32328 33408 34104 35322 37716 38976 39063 40368 41209 43104 44002 45472 47096 50288 51156 52084 52983 53824 56448 56574 57472 58464 60552 64656 66003 68208 70644 75432 77952 78126 80736 82418 86208 88004 90944 91147 94192 100576 102312 104168 105966 107648 113148 116928 117189 121104 123627 129312 132006 136416 141288 150864 156252 161472 164836 172416 176008 181888 182294 188384 198009 201152 204624 208336 211932 226296 233856 234378 242208 247254 258624 264012 272832 273441 282576 301728 312504 322944 329672 352016 364588 370881 376768 377609 396018 402304 409248 416672 423864 452592 468756 484416 494508 517248 528024 545664 546882 565152 603456 625008 638029 659344 704032 729176 741762 753536 755218 792036 818496 820323 833344 847728 905184 937512 968832 989016 1056048 1093764 1130304 1132827 1206912 1250016 1276058 1318688 1408064 1458352 1483524 1510436 1584072 1636992 1640646 1666688 1695456 1810368 1875024 1914087 1978032 2112096 2187528 2260608 2265654 2500032 2552116 2637376 2643263 2816128 2916704 2967048 3020872 3168144 3281292 3390912 3398481 3620736 3750048 3828174 3956064 4224192 4375056 4531308 5000064 5104232 5274752 5286526 5742261 5833408 5934096 6041744 6336288 6562584 6781824 6796962 7500096 7656348 7912128 7929789 8448384 8750112 9062616 10208464 10573052 11484522 11666816 11868192 12083488 12672576 13125168 13593924 15000192 15312696 15824256 15859578 17500224 18125232 18502841 20416928 21146104 22969044 23736384 23789367 24166976 25345152 26250336 27187848 30625392 31719156 35000448 36250464 37005682 40833856 42292208 45938088 47472768 47578734 48333952 52500672 54375696 55508523 61250784 63438312 72500928 74011364 81667712 84584416 91876176 95157468 105001344 108751392 111017046 122501568 126876624 145001856 148022728 166525569 169168832 183752352 190314936 217502784 222034092 245003136 253753248 296045456 333051138 338337664 367504704 380629872 435005568 444068184 507506496 592090912 666102276 735009408 761259744 888136368 1015012992 1184181824 1332204552 1522519488 1776272736 2368363648 2664409104 3045038976 3552545472 5328818208 7105090944 10657636416 21315272832
- Sum of all divisors σ(n): 74060912250
- Sum of proper divisors (its aliquot sum) s(n): 52745639418
- 21315272832 is an abundant number, because the sum of its proper divisors (52745639418) is greater than itself. Its abundance is 31430366586
Bases of 21315272832
- Binary: 100111101100111110101000000100000002
- Hexadecimal: 0x4F67D4080
- Base-36: 9SIK9S0
Squares and roots of 21315272832
- 21315272832 squared (213152728322) is 454340855902597300224
- 21315272832 cubed (213152728323) is 9684399302288259071701174714368
-
The
square root of 21315272832 is 145997.5096773913 -
The
cube root of 21315272832 is 2772.6622231737
Scales and comparisons
How big is 21315272832?- 21,315,272,832 seconds is equal to 677 years, 39 weeks, 3 days, 13 hours, 7 minutes, 12 seconds.
-
To count from 1 to 21,315,272,832 would take you about one thousand, three hundred fifty-five 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 21315272832 cubic inches would be around 231.1 feet tall.
Recreational maths with 21315272832
- 21315272832 backwards is 23827251312
- 21315272832 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 21315272832's digits is 36
- More coming soon!
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The information we have on file for 21315272832 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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