21077464320
21,077,464,320 is an even composite number composed of five prime numbers multiplied together.
21077464320 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of three hundred twenty-four divisors.
Prime factorization of 21077464320:
28 × 32 × 5 × 112 × 15121
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 3 × 5 × 11 × 11 × 15121)See below for interesting mathematical facts about the number 21077464320 from the Numbermatics database.
Names of 21077464320
- Cardinal: 21077464320 can be written as Twenty-one billion, seventy-seven million, four hundred sixty-four thousand, three hundred twenty.
Scientific notation
- Scientific notation: 2.107746432 × 1010
Factors of 21077464320
Divisors of 21077464320
- Number of divisors d(n): 324
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Complete list of divisors:
1 2 3 4 5 6 8 9 10 11 12 15 16 18 20 22 24 30 32 33 36 40 44 45 48 55 60 64 66 72 80 88 90 96 99 110 120 121 128 132 144 160 165 176 180 192 198 220 240 242 256 264 288 320 330 352 360 363 384 396 440 480 484 495 528 576 605 640 660 704 720 726 768 792 880 960 968 990 1056 1089 1152 1210 1280 1320 1408 1440 1452 1584 1760 1815 1920 1936 1980 2112 2178 2304 2420 2640 2816 2880 2904 3168 3520 3630 3840 3872 3960 4224 4356 4840 5280 5445 5760 5808 6336 7040 7260 7744 7920 8448 8712 9680 10560 10890 11520 11616 12672 14080 14520 15121 15488 15840 17424 19360 21120 21780 23232 25344 29040 30242 30976 31680 34848 38720 42240 43560 45363 46464 58080 60484 63360 69696 75605 77440 87120 90726 92928 116160 120968 126720 136089 139392 151210 154880 166331 174240 181452 226815 232320 241936 272178 278784 302420 332662 348480 362904 453630 464640 483872 498993 544356 604840 665324 680445 696960 725808 831655 907260 967744 997986 1088712 1209680 1330648 1360890 1393920 1451616 1496979 1663310 1814520 1829641 1935488 1995972 2177424 2419360 2494965 2661296 2721780 2903232 2993958 3326620 3629040 3659282 3870976 3991944 4354848 4838720 4989930 5322592 5443560 5488923 5806464 5987916 6653240 7258080 7318564 7484895 7983888 8709696 9148205 9677440 9979860 10645184 10887120 10977846 11612928 11975832 13306480 14516160 14637128 14969790 15967776 16466769 17419392 18296410 19354880 19959720 21290368 21774240 21955692 23951664 26612960 27444615 29032320 29274256 29939580 31935552 32933538 34838784 36592820 39919440 42580736 43548480 43911384 47903328 53225920 54889230 58064640 58548512 59879160 63871104 65867076 73185640 79838880 82333845 87096960 87822768 95806656 106451840 109778460 117097024 119758320 127742208 131734152 146371280 159677760 164667690 174193920 175645536 191613312 212903680 219556920 234194048 239516640 263468304 292742560 319355520 329335380 351291072 383226624 439113840 468388096 479033280 526936608 585485120 638711040 658670760 702582144 878227680 958066560 1053873216 1170970240 1317341520 1405164288 1756455360 1916133120 2107746432 2341940480 2634683040 3512910720 4215492864 5269366080 7025821440 10538732160 21077464320
- Sum of all divisors σ(n): 80163445908
- Sum of proper divisors (its aliquot sum) s(n): 59085981588
- 21077464320 is an abundant number, because the sum of its proper divisors (59085981588) is greater than itself. Its abundance is 38008517268
Bases of 21077464320
- Binary: 100111010000101000010010101000000002
- Hexadecimal: 0x4E8509500
- Base-36: 9OKZ7K0
Squares and roots of 21077464320
- 21077464320 squared (210774643202) is 444259502160873062400
- 21077464320 cubed (210774643203) is 9363863805616764872785133568000
-
The
square root of 21077464320 is 145180.7987304109 -
The
cube root of 21077464320 is 2762.3123658449
Scales and comparisons
How big is 21077464320?- 21,077,464,320 seconds is equal to 670 years, 10 weeks, 2 days, 3 hours, 12 minutes.
-
To count from 1 to 21,077,464,320 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 21077464320 cubic inches would be around 230.2 feet tall.
Recreational maths with 21077464320
- 21077464320 backwards is 02346477012
- 21077464320 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 21077464320's digits is 36
- More coming soon!
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