21429992480
21,429,992,480 is an even composite number composed of six prime numbers multiplied together.
21429992480 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of two hundred eighty-eight divisors.
Prime factorization of 21429992480:
25 × 5 × 13 × 312 × 71 × 151
(2 × 2 × 2 × 2 × 2 × 5 × 13 × 31 × 31 × 71 × 151)See below for interesting mathematical facts about the number 21429992480 from the Numbermatics database.
Names of 21429992480
- Cardinal: 21429992480 can be written as Twenty-one billion, four hundred twenty-nine million, nine hundred ninety-two thousand, four hundred eighty.
Scientific notation
- Scientific notation: 2.142999248 × 1010
Factors of 21429992480
Divisors of 21429992480
- Number of divisors d(n): 288
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Complete list of divisors:
1 2 4 5 8 10 13 16 20 26 31 32 40 52 62 65 71 80 104 124 130 142 151 155 160 208 248 260 284 302 310 355 403 416 496 520 568 604 620 710 755 806 923 961 992 1040 1136 1208 1240 1420 1510 1612 1846 1922 1963 2015 2080 2201 2272 2416 2480 2840 3020 3224 3692 3844 3926 4030 4402 4615 4681 4805 4832 4960 5680 6040 6448 7384 7688 7852 8060 8804 9230 9362 9610 9815 10721 11005 11360 12080 12493 12896 14768 15376 15704 16120 17608 18460 18724 19220 19630 21442 22010 23405 24160 24986 28613 29536 30752 31408 32240 35216 36920 37448 38440 39260 42884 44020 46810 49972 53605 57226 60853 62465 62816 64480 68231 70432 73840 74896 76880 78520 85768 88040 93620 99944 107210 114452 121706 124930 136462 139373 143065 145111 147680 149792 153760 157040 171536 176080 187240 199888 214420 228904 243412 249860 272924 278746 286130 290222 304265 314080 332351 341155 343072 352160 374480 399776 428840 457808 486824 499720 545848 557492 572260 580444 608530 664702 682310 696865 725555 748960 857680 887003 915616 973648 999440 1091696 1114984 1144520 1160888 1217060 1329404 1364620 1393730 1451110 1661755 1715360 1774006 1886443 1947296 1998880 2183392 2229968 2289040 2321776 2434120 2658808 2729240 2787460 2902220 3323510 3548012 3772886 4320563 4435015 4459936 4578080 4643552 4868240 5317616 5458480 5574920 5804440 6647020 7096024 7545772 8641126 8870030 9432215 9736480 10302881 10635232 10916960 11149840 11608880 13294040 14192048 15091544 17282252 17740060 18864430 20605762 21602815 22299680 23217760 26588080 28384096 30183088 34564504 35480120 37728860 41211524 43205630 51514405 53176160 60366176 69129008 70960240 75457720 82423048 86411260 103028810 133937453 138258016 141920480 150915440 164846096 172822520 206057620 267874906 301830880 329692192 345645040 412115240 535749812 669687265 691290080 824230480 1071499624 1339374530 1648460960 2142999248 2678749060 4285998496 5357498120 10714996240 21429992480
- Sum of all divisors σ(n): 57510238464
- Sum of proper divisors (its aliquot sum) s(n): 36080245984
- 21429992480 is an abundant number, because the sum of its proper divisors (36080245984) is greater than itself. Its abundance is 14650253504
Bases of 21429992480
- Binary: 100111111010101001110111100001000002
- Hexadecimal: 0x4FD53BC20
- Base-36: 9UEV40W
Squares and roots of 21429992480
- 21429992480 squared (214299924802) is 459244577692856550400
- 21429992480 cubed (214299924803) is 9841607846438691624790740992000
-
The
square root of 21429992480 is 146389.8646764863 -
The
cube root of 21429992480 is 2777.6275188601
Scales and comparisons
How big is 21429992480?- 21,429,992,480 seconds is equal to 681 years, 21 weeks, 1 day, 7 hours, 41 minutes, 20 seconds.
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To count from 1 to 21,429,992,480 would take you about one thousand, three hundred sixty-two 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 21429992480 cubic inches would be around 231.5 feet tall.
Recreational maths with 21429992480
- 21429992480 backwards is 08429992412
- The number of decimal digits it has is: 11
- The sum of 21429992480's digits is 50
- More coming soon!
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