21315322368
21,315,322,368 is an even composite number composed of five prime numbers multiplied together.
21315322368 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of four hundred eighty divisors.
Prime factorization of 21315322368:
29 × 35 × 19 × 71 × 127
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 3 × 3 × 3 × 3 × 19 × 71 × 127)See below for interesting mathematical facts about the number 21315322368 from the Numbermatics database.
Names of 21315322368
- Cardinal: 21315322368 can be written as Twenty-one billion, three hundred fifteen million, three hundred twenty-two thousand, three hundred sixty-eight.
Scientific notation
- Scientific notation: 2.1315322368 × 1010
Factors of 21315322368
Divisors of 21315322368
- Number of divisors d(n): 480
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Complete list of divisors:
1 2 3 4 6 8 9 12 16 18 19 24 27 32 36 38 48 54 57 64 71 72 76 81 96 108 114 127 128 142 144 152 162 171 192 213 216 228 243 254 256 284 288 304 324 342 381 384 426 432 456 486 508 512 513 568 576 608 639 648 684 762 768 852 864 912 972 1016 1026 1136 1143 1152 1216 1278 1296 1349 1368 1524 1536 1539 1704 1728 1824 1917 1944 2032 2052 2272 2286 2304 2413 2432 2556 2592 2698 2736 3048 3078 3408 3429 3456 3648 3834 3888 4047 4064 4104 4544 4572 4608 4617 4826 4864 5112 5184 5396 5472 5751 6096 6156 6816 6858 6912 7239 7296 7668 7776 8094 8128 8208 9017 9088 9144 9234 9652 9728 10224 10287 10368 10792 10944 11502 12141 12192 12312 13632 13716 13824 14478 14592 15336 15552 16188 16256 16416 17253 18034 18176 18288 18468 19304 20448 20574 20736 21584 21717 21888 23004 24282 24384 24624 27051 27264 27432 28956 29184 30672 30861 31104 32376 32512 32832 34506 36068 36352 36423 36576 36936 38608 40896 41148 41472 43168 43434 43776 46008 48564 48768 49248 54102 54528 54864 57912 61344 61722 62208 64752 65024 65151 65664 69012 72136 72846 73152 73872 77216 81153 81792 82296 86336 86868 87552 92016 97128 97536 98496 108204 109056 109269 109728 115824 122688 123444 124416 129504 130302 131328 138024 144272 145692 146304 147744 154432 162306 163584 164592 171323 172672 173736 184032 194256 195072 195453 196992 216408 218538 219456 231648 243459 245376 246888 259008 260604 262656 276048 288544 291384 292608 295488 308864 324612 327168 327807 329184 342646 345344 347472 368064 388512 390906 393984 432816 437076 438912 463296 486918 490752 493776 513969 518016 521208 552096 577088 582768 585216 586359 590976 617728 649224 655614 658368 685292 690688 694944 730377 736128 777024 781812 787968 865632 874152 877824 926592 973836 981504 987552 1027938 1036032 1042416 1104192 1154176 1165536 1172718 1181952 1235456 1298448 1311228 1316736 1370584 1389888 1460754 1472256 1541907 1554048 1563624 1731264 1748304 1755648 1853184 1947672 1975104 2055876 2072064 2084832 2191131 2208384 2308352 2331072 2345436 2363904 2596896 2622456 2633472 2741168 2779776 2921508 2944512 3083814 3108096 3127248 3462528 3496608 3706368 3895344 3950208 4111752 4169664 4382262 4416768 4616704 4625721 4662144 4690872 5193792 5244912 5266944 5482336 5559552 5843016 6167628 6216192 6254496 6925056 6993216 7790688 7900416 8223504 8339328 8764524 8833536 9251442 9324288 9381744 10387584 10489824 10964672 11119104 11686032 12335256 12508992 13850112 13877163 13986432 15581376 15800832 16447008 16678656 17529048 18502884 18648576 18763488 20775168 20979648 21929344 23372064 24670512 25017984 27754326 27972864 31162752 32894016 33357312 35058096 37005768 37526976 41550336 41631489 41959296 43858688 46744128 49341024 50035968 55508652 55945728 62325504 65788032 70116192 74011536 75053952 83262978 83918592 87717376 93488256 98682048 100071936 111017304 124651008 131576064 140232384 148023072 150107904 166525956 167837184 186976512 197364096 222034608 263152128 280464768 296046144 300215808 333051912 373953024 394728192 444069216 560929536 592092288 666103824 789456384 888138432 1121859072 1184184576 1332207648 1776276864 2368369152 2664415296 3552553728 5328830592 7105107456 10657661184 21315322368
- Sum of all divisors σ(n): 68635607040
- Sum of proper divisors (its aliquot sum) s(n): 47320284672
- 21315322368 is an abundant number, because the sum of its proper divisors (47320284672) is greater than itself. Its abundance is 26004962304
Bases of 21315322368
- Binary: 100111101100111111000000010000000002
- Hexadecimal: 0x4F67E0200
- Base-36: 9SILC00
Squares and roots of 21315322368
- 21315322368 squared (213153223682) is 454342967651761127424
- 21315322368 cubed (213153223683) is 9684466821131084393973685420032
-
The
square root of 21315322368 is 145997.6793240221 -
The
cube root of 21315322368 is 2772.6643710311
Scales and comparisons
How big is 21315322368?- 21,315,322,368 seconds is equal to 677 years, 39 weeks, 4 days, 2 hours, 52 minutes, 48 seconds.
-
To count from 1 to 21,315,322,368 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 21315322368 cubic inches would be around 231.1 feet tall.
Recreational maths with 21315322368
- 21315322368 backwards is 86322351312
- 21315322368 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 21315322368's digits is 36
- More coming soon!
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