21007295400
21,007,295,400 is an even composite number composed of seven prime numbers multiplied together.
21007295400 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of three hundred eighty-four divisors.
Prime factorization of 21007295400:
23 × 3 × 52 × 7 × 13 × 71 × 5419
(2 × 2 × 2 × 3 × 5 × 5 × 7 × 13 × 71 × 5419)See below for interesting mathematical facts about the number 21007295400 from the Numbermatics database.
Names of 21007295400
- Cardinal: 21007295400 can be written as Twenty-one billion, seven million, two hundred ninety-five thousand, four hundred.
Scientific notation
- Scientific notation: 2.10072954 × 1010
Factors of 21007295400
Divisors of 21007295400
- Number of divisors d(n): 384
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Complete list of divisors:
1 2 3 4 5 6 7 8 10 12 13 14 15 20 21 24 25 26 28 30 35 39 40 42 50 52 56 60 65 70 71 75 78 84 91 100 104 105 120 130 140 142 150 156 168 175 182 195 200 210 213 260 273 280 284 300 312 325 350 355 364 390 420 426 455 497 520 525 546 568 600 650 700 710 728 780 840 852 910 923 975 994 1050 1065 1092 1300 1365 1400 1420 1491 1560 1704 1775 1820 1846 1950 1988 2100 2130 2184 2275 2485 2600 2730 2769 2840 2982 3550 3640 3692 3900 3976 4200 4260 4550 4615 4970 5325 5419 5460 5538 5964 6461 6825 7100 7384 7455 7800 8520 9100 9230 9940 10650 10838 10920 11076 11928 12425 12922 13650 13845 14200 14910 16257 18200 18460 19383 19880 21300 21676 22152 23075 24850 25844 27095 27300 27690 29820 32305 32514 36920 37275 37933 38766 42600 43352 46150 49700 51688 54190 54600 55380 59640 64610 65028 69225 70447 74550 75866 77532 81285 92300 96915 99400 108380 110760 113799 129220 130056 135475 138450 140894 149100 151732 155064 161525 162570 184600 189665 193830 211341 216760 227598 258440 270950 276900 281788 298200 303464 323050 325140 352235 379330 384749 387660 406425 422682 455196 484575 493129 541900 553800 563576 568995 646100 650280 704470 758660 769498 775320 812850 845364 910392 948325 969150 986258 1056705 1083800 1137990 1154247 1292200 1408940 1479387 1517320 1538996 1625700 1690728 1761175 1896650 1923745 1938300 1972516 2113410 2275980 2308494 2465645 2693243 2817880 2844975 2958774 3077992 3251400 3522350 3793300 3847490 3876600 3945032 4226820 4551960 4616988 4931290 5001737 5283525 5386486 5689950 5771235 5917548 7044700 7396935 7586600 7694980 8079729 8453640 9233976 9618725 9862580 10003474 10567050 10772972 11379900 11542470 11835096 12328225 13466215 14089400 14793870 15005211 15389960 16159458 19237450 19725160 20006948 21134100 21545944 22759800 23084940 24656450 25008685 26932430 28856175 29587740 30010422 32318916 35012159 36984675 38474900 40013896 40398645 42268200 46169880 49312900 50017370 53864860 57712350 59175480 60020844 64637832 67331075 70024318 73969350 75026055 76949800 80797290 98625800 100034740 105036477 107729720 115424700 120041688 125043425 134662150 140048636 147938700 150052110 161594580 175060795 200069480 201993225 210072954 230849400 250086850 269324300 280097272 295877400 300104220 323189160 350121590 375130275 403986450 420145908 500173700 525182385 538648600 600208440 700243180 750260550 807972900 840291816 875303975 1000347400 1050364770 1400486360 1500521100 1615945800 1750607950 2100729540 2625911925 3001042200 3501215900 4201459080 5251823850 7002431800 10503647700 21007295400
- Sum of all divisors σ(n): 81294796800
- Sum of proper divisors (its aliquot sum) s(n): 60287501400
- 21007295400 is an abundant number, because the sum of its proper divisors (60287501400) is greater than itself. Its abundance is 39280206000
Bases of 21007295400
- Binary: 100111001000010000111100011101010002
- Hexadecimal: 0x4E421E3A8
- Base-36: 9NF78VC
Squares and roots of 21007295400
- 21007295400 squared (210072954002) is 441306460022861160000
- 21007295400 cubed (210072954003) is 9270655167628535141306664000000
-
The
square root of 21007295400 is 144938.9367975355 -
The
cube root of 21007295400 is 2759.2436228119
Scales and comparisons
How big is 21007295400?- 21,007,295,400 seconds is equal to 667 years, 50 weeks, 1 day, 23 hours, 50 minutes.
-
To count from 1 to 21,007,295,400 would take you about one thousand, three hundred thirty-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 21007295400 cubic inches would be around 229.9 feet tall.
Recreational maths with 21007295400
- 21007295400 backwards is 00459270012
- 21007295400 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 21007295400's digits is 30
- More coming soon!
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