21331908480
21,331,908,480 is an even composite number composed of six prime numbers multiplied together.
21331908480 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of two hundred fifty-six divisors.
Prime factorization of 21331908480:
27 × 3 × 5 × 31 × 199 × 1801
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 5 × 31 × 199 × 1801)See below for interesting mathematical facts about the number 21331908480 from the Numbermatics database.
Names of 21331908480
- Cardinal: 21331908480 can be written as Twenty-one billion, three hundred thirty-one million, nine hundred eight thousand, four hundred eighty.
Scientific notation
- Scientific notation: 2.133190848 × 1010
Factors of 21331908480
Divisors of 21331908480
- Number of divisors d(n): 256
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Complete list of divisors:
1 2 3 4 5 6 8 10 12 15 16 20 24 30 31 32 40 48 60 62 64 80 93 96 120 124 128 155 160 186 192 199 240 248 310 320 372 384 398 465 480 496 597 620 640 744 796 930 960 992 995 1194 1240 1488 1592 1801 1860 1920 1984 1990 2388 2480 2976 2985 3184 3602 3720 3968 3980 4776 4960 5403 5952 5970 6169 6368 7204 7440 7960 9005 9552 9920 10806 11904 11940 12338 12736 14408 14880 15920 18010 18507 19104 19840 21612 23880 24676 25472 27015 28816 29760 30845 31840 36020 37014 38208 43224 47760 49352 54030 55831 57632 59520 61690 63680 72040 74028 76416 86448 92535 95520 98704 108060 111662 115264 123380 127360 144080 148056 167493 172896 185070 191040 197408 216120 223324 230528 246760 279155 288160 296112 334986 345792 358399 370140 382080 394816 432240 446648 493520 558310 576320 592224 669972 691584 716798 740280 789632 837465 864480 893296 987040 1075197 1116620 1152640 1184448 1339944 1433596 1480560 1674930 1728960 1786592 1791995 1974080 2150394 2233240 2368896 2679888 2867192 2961120 3349860 3457920 3573184 3583990 3948160 4300788 4466480 5359776 5375985 5734384 5922240 6699720 7146368 7167980 8601576 8932960 10719552 10751970 11110369 11468768 11844480 13399440 14335960 17203152 17865920 21439104 21503940 22220738 22937536 26798880 28671920 33331107 34406304 35731840 43007880 44441476 45875072 53597760 55551845 57343840 66662214 68812608 86015760 88882952 107195520 111103690 114687680 133324428 137625216 166655535 172031520 177765904 222207380 229375360 266648856 333311070 344063040 355531808 444414760 533297712 666622140 688126080 711063616 888829520 1066595424 1333244280 1422127232 1777659040 2133190848 2666488560 3555318080 4266381696 5332977120 7110636160 10665954240 21331908480
- Sum of all divisors σ(n): 70580736000
- Sum of proper divisors (its aliquot sum) s(n): 49248827520
- 21331908480 is an abundant number, because the sum of its proper divisors (49248827520) is greater than itself. Its abundance is 27916919040
Bases of 21331908480
- Binary: 100111101110111101100010111100000002
- Hexadecimal: 0x4F77B1780
- Base-36: 9SSGTXC
Squares and roots of 21331908480
- 21331908480 squared (213319084802) is 455050319399095910400
- 21331908480 cubed (213319084803) is 9707091767216282555395080192000
-
The
square root of 21331908480 is 146054.4709346483 -
The
cube root of 21331908480 is 2773.3833498951
Scales and comparisons
How big is 21331908480?- 21,331,908,480 seconds is equal to 678 years, 15 weeks, 2 hours, 8 minutes.
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To count from 1 to 21,331,908,480 would take you about one thousand, three hundred fifty-six 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 21331908480 cubic inches would be around 231.1 feet tall.
Recreational maths with 21331908480
- 21331908480 backwards is 08480913312
- The number of decimal digits it has is: 11
- The sum of 21331908480's digits is 39
- More coming soon!
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