21712741440
21,712,741,440 is an even composite number composed of five prime numbers multiplied together.
21712741440 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of one hundred sixty-eight divisors.
Prime factorization of 21712741440:
26 × 3 × 5 × 132 × 133831
(2 × 2 × 2 × 2 × 2 × 2 × 3 × 5 × 13 × 13 × 133831)See below for interesting mathematical facts about the number 21712741440 from the Numbermatics database.
Names of 21712741440
- Cardinal: 21712741440 can be written as Twenty-one billion, seven hundred twelve million, seven hundred forty-one thousand, four hundred forty.
Scientific notation
- Scientific notation: 2.171274144 × 1010
Factors of 21712741440
Divisors of 21712741440
- Number of divisors d(n): 168
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Complete list of divisors:
1 2 3 4 5 6 8 10 12 13 15 16 20 24 26 30 32 39 40 48 52 60 64 65 78 80 96 104 120 130 156 160 169 192 195 208 240 260 312 320 338 390 416 480 507 520 624 676 780 832 845 960 1014 1040 1248 1352 1560 1690 2028 2080 2496 2535 2704 3120 3380 4056 4160 5070 5408 6240 6760 8112 10140 10816 12480 13520 16224 20280 27040 32448 40560 54080 81120 133831 162240 267662 401493 535324 669155 802986 1070648 1338310 1605972 1739803 2007465 2141296 2676620 3211944 3479606 4014930 4282592 5219409 5353240 6423888 6959212 8029860 8565184 8699015 10438818 10706480 12847776 13918424 16059720 17398030 20877636 21412960 22617439 25695552 26097045 27836848 32119440 34796060 41755272 42825920 45234878 52194090 55673696 64238880 67852317 69592120 83510544 90469756 104388180 111347392 113087195 128477760 135704634 139184240 167021088 180939512 208776360 226174390 271409268 278368480 334042176 339261585 361879024 417552720 452348780 542818536 556736960 678523170 723758048 835105440 904697560 1085637072 1357046340 1447516096 1670210880 1809395120 2171274144 2714092680 3618790240 4342548288 5428185360 7237580480 10856370720 21712741440
- Sum of all divisors σ(n): 74649348288
- Sum of proper divisors (its aliquot sum) s(n): 52936606848
- 21712741440 is an abundant number, because the sum of its proper divisors (52936606848) is greater than itself. Its abundance is 31223865408
Bases of 21712741440
- Binary: 101000011100010111000100100010000002
- Hexadecimal: 0x50E2E2440
- Base-36: 9Z37EIO
Squares and roots of 21712741440
- 21712741440 squared (217127414402) is 471443140840293273600
- 21712741440 cubed (217127414403) is 10236323020726792183447977984000
-
The
square root of 21712741440 is 147352.4395454653 -
The
cube root of 21712741440 is 2789.7902592809
Scales and comparisons
How big is 21712741440?- 21,712,741,440 seconds is equal to 690 years, 20 weeks, 4 days, 21 hours, 4 minutes.
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To count from 1 to 21,712,741,440 would take you about one thousand, three hundred eighty 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 21712741440 cubic inches would be around 232.5 feet tall.
Recreational maths with 21712741440
- 21712741440 backwards is 04414721712
- The number of decimal digits it has is: 11
- The sum of 21712741440's digits is 33
- More coming soon!
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