21014938450
21,014,938,450 is an even composite number composed of seven prime numbers multiplied together.
21014938450 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of two hundred eighty-eight divisors.
Prime factorization of 21014938450:
2 × 52 × 11 × 172 × 29 × 47 × 97
(2 × 5 × 5 × 11 × 17 × 17 × 29 × 47 × 97)See below for interesting mathematical facts about the number 21014938450 from the Numbermatics database.
Names of 21014938450
- Cardinal: 21014938450 can be written as Twenty-one billion, fourteen million, nine hundred thirty-eight thousand, four hundred fifty.
Scientific notation
- Scientific notation: 2.101493845 × 1010
Factors of 21014938450
Divisors of 21014938450
- Number of divisors d(n): 288
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Complete list of divisors:
1 2 5 10 11 17 22 25 29 34 47 50 55 58 85 94 97 110 145 170 187 194 235 275 289 290 319 374 425 470 485 493 517 550 578 638 725 799 850 935 970 986 1034 1067 1175 1363 1445 1450 1595 1598 1649 1870 2134 2350 2425 2465 2585 2726 2813 2890 3179 3190 3298 3995 4559 4675 4850 4930 5170 5335 5423 5626 6358 6815 7225 7975 7990 8245 8381 8789 9118 9350 10670 10846 12325 12925 13583 13630 14065 14450 14993 15895 15950 16490 16762 17578 18139 19975 22795 23171 24650 25850 26675 27115 27166 28033 28130 29986 30943 31790 34075 36278 39950 41225 41905 43945 45590 46342 47821 50149 53350 54230 56066 61886 67915 68150 70325 74965 77503 79475 82450 83810 87890 90695 92191 95642 100298 113975 115855 132211 135575 135830 140165 140650 149413 149930 154715 155006 158950 181390 184382 209525 219725 227950 231710 239105 250745 254881 264422 271150 280330 298826 308363 309430 339575 374825 387515 393907 419050 439450 453475 460955 478210 501490 509762 526031 579275 616726 661055 679150 700825 747065 749650 773575 775030 787814 812957 852533 906950 921910 1052062 1158550 1195525 1253725 1274405 1317551 1322110 1401650 1454321 1494130 1541815 1547150 1625914 1705066 1937575 1969535 2247587 2304775 2391050 2507450 2548810 2630155 2635102 2908642 3083630 3305275 3735325 3875150 3939070 4064785 4262665 4332977 4495174 4609550 5260310 6372025 6587755 6610550 7271605 7470650 7709075 8129570 8525330 8665954 8942527 9847675 11237935 12744050 13150775 13175510 14493061 14543210 15418150 17885054 19695350 20323925 21313325 21664885 22475870 24723457 26301550 28986122 32938775 36358025 38208979 40647850 42626650 43329770 44712635 49446914 56189675 65877550 72465305 72716050 76417958 89425270 108324425 112379350 123617285 144930610 191044895 216648850 223563175 247234570 362326525 382089790 420298769 447126350 618086425 724653050 840597538 955224475 1236172850 1910448950 2101493845 4202987690 10507469225 21014938450
- Sum of all divisors σ(n): 48349405440
- Sum of proper divisors (its aliquot sum) s(n): 27334466990
- 21014938450 is an abundant number, because the sum of its proper divisors (27334466990) is greater than itself. Its abundance is 6319528540
Bases of 21014938450
- Binary: 100111001001001011010000011010100102
- Hexadecimal: 0x4E4968352
- Base-36: 9NJR2AA
Squares and roots of 21014938450
- 21014938450 squared (210149384502) is 441627638057288402500
- 21014938450 cubed (210149384503) is 9280777631592793352436326125000
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The
square root of 21014938450 is 144965.3008481685 -
The
cube root of 21014938450 is 2759.5782126053
Scales and comparisons
How big is 21014938450?- 21,014,938,450 seconds is equal to 668 years, 10 weeks, 6 days, 10 hours, 54 minutes, 10 seconds.
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To count from 1 to 21,014,938,450 would take you about one thousand, three hundred thirty-six 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 21014938450 cubic inches would be around 230 feet tall.
Recreational maths with 21014938450
- 21014938450 backwards is 05483941012
- The number of decimal digits it has is: 11
- The sum of 21014938450's digits is 37
- More coming soon!
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