221421066916
221,421,066,916 is an even composite number composed of five prime numbers multiplied together.
221421066916 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of two hundred forty-three divisors.
Prime factorization of 221421066916:
22 × 72 × 192 × 292 × 612
(2 × 2 × 7 × 7 × 19 × 19 × 29 × 29 × 61 × 61)See below for interesting mathematical facts about the number 221421066916 from the Numbermatics database.
Names of 221421066916
- Cardinal: 221421066916 can be written as Two hundred twenty-one billion, four hundred twenty-one million, sixty-six thousand, nine hundred sixteen.
Scientific notation
- Scientific notation: 2.21421066916 × 1011
Factors of 221421066916
Divisors of 221421066916
- Number of divisors d(n): 243
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Complete list of divisors:
1 2 4 7 14 19 28 29 38 49 58 61 76 98 116 122 133 196 203 244 266 361 406 427 532 551 722 812 841 854 931 1102 1159 1421 1444 1682 1708 1769 1862 2204 2318 2527 2842 2989 3364 3538 3721 3724 3857 4636 5054 5684 5887 5978 7076 7442 7714 8113 10108 10469 11774 11956 12383 14884 15428 15979 16226 17689 20938 22021 23548 24766 26047 26999 31958 32452 33611 35378 41209 41876 44042 49532 51301 52094 53998 56791 63916 67222 70699 70756 73283 82418 86681 88084 102602 104188 107909 107996 111853 113582 134444 141398 146566 154147 164836 173362 182329 205204 215818 223706 227164 235277 282796 293132 303601 308294 346724 359107 364658 431636 447412 470554 494893 512981 607202 616588 638609 718214 729316 755363 782971 941108 974719 989786 1025962 1079029 1214404 1277218 1343281 1436428 1510726 1565942 1646939 1949438 1979572 2050271 2051924 2125207 2158058 2513749 2554436 2686562 3021452 3129361 3131884 3293878 3464251 3898876 4100542 4250414 4316116 4470263 5027498 5287541 5373124 6258722 6587756 6823033 6928502 8201084 8500828 8940526 9402967 10054996 10575082 12517444 13646066 13857004 14351897 14876449 17881052 18519661 18805934 21150164 21905527 27292132 28703794 29752898 31291841 37039322 37611868 38955149 43811054 47761231 57407588 59457859 59505796 62583682 65820769 74078644 77910298 87622108 95522462 100463279 118915718 125167364 129637627 131641538 153338689 155820596 191044924 200926558 237831436 259275254 263283076 272686043 306677378 401853116 416205013 518550508 545372086 613354756 832410026 907463389 1090744172 1129699321 1664820052 1814926778 1908802301 2259398642 2913435091 3629853556 3817604602 4518797284 5826870182 7635209204 7907895247 11653740364 15815790494 31631580988 55355266729 110710533458 221421066916
- Sum of all divisors σ(n): 500901540867
- Sum of proper divisors (its aliquot sum) s(n): 279480473951
- 221421066916 is an abundant number, because the sum of its proper divisors (279480473951) is greater than itself. Its abundance is 58059407035
Bases of 221421066916
- Binary: 110011100011011011100101011010101001002
- Hexadecimal: 0x338DB95AA4
- Base-36: 2TPWDWO4
Squares and roots of 221421066916
- 221421066916 squared (2214210669162) is 49027288874219749751056
- 221421066916 cubed (2214210669163) is 10855674610528673516917344917663296
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221421066916 is a
perfect square number . Itssquare root is 470554 -
The
cube root of 221421066916 is 6049.7808987975
Scales and comparisons
How big is 221421066916?- 221,421,066,916 seconds is equal to 7,040 years, 26 weeks, 1 day, 19 hours, 55 minutes, 16 seconds.
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To count from 1 to 221,421,066,916 would take you about fourteen thousand and eighty-one 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 221421066916 cubic inches would be around 504.1 feet tall.
Recreational maths with 221421066916
- 221421066916 backwards is 619660124122
- The number of decimal digits it has is: 12
- The sum of 221421066916's digits is 40
- More coming soon!
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