21010221375
21,010,221,375 is an odd composite number composed of seven prime numbers multiplied together.
21010221375 is an odd composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of two hundred fifty-six divisors.
Prime factorization of 21010221375:
3 × 53 × 11 × 13 × 17 × 19 × 1213
(3 × 5 × 5 × 5 × 11 × 13 × 17 × 19 × 1213)See below for interesting mathematical facts about the number 21010221375 from the Numbermatics database.
Names of 21010221375
- Cardinal: 21010221375 can be written as Twenty-one billion, ten million, two hundred twenty-one thousand, three hundred seventy-five.
Scientific notation
- Scientific notation: 2.1010221375 × 1010
Factors of 21010221375
Divisors of 21010221375
- Number of divisors d(n): 256
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Complete list of divisors:
1 3 5 11 13 15 17 19 25 33 39 51 55 57 65 75 85 95 125 143 165 187 195 209 221 247 255 275 285 323 325 375 425 429 475 561 627 663 715 741 825 935 969 975 1045 1105 1213 1235 1275 1375 1425 1615 1625 2125 2145 2375 2431 2717 2805 3135 3315 3553 3575 3639 3705 4125 4199 4675 4845 4875 5225 5525 6065 6175 6375 7125 7293 8075 8151 10659 10725 12155 12597 13343 13585 14025 15675 15769 16575 17765 17875 18195 18525 20621 20995 23047 23375 24225 26125 27625 30325 30875 36465 40029 40375 40755 46189 47307 53295 53625 60775 61863 62985 66715 67925 69141 70125 78375 78845 82875 88825 90975 92625 103105 104975 115235 121125 138567 151625 173459 182325 200145 203775 226831 230945 236535 253517 266475 268073 299611 303875 309315 314925 333575 339625 345705 391799 394225 444125 454875 515525 520377 524875 576175 680493 692835 760551 804219 867295 898833 911625 1000725 1018875 1134155 1154725 1175397 1182675 1267585 1332375 1340365 1498055 1546575 1574625 1667875 1728525 1958995 1971125 2577625 2601885 2880875 2948803 3295721 3402465 3464175 3802755 4021095 4309789 4336475 4494165 5003625 5093387 5670775 5773625 5876985 5913375 6337925 6701825 7490275 7732875 8642625 8846409 9794975 9887163 12929367 13009425 14744015 15280161 16478605 17012325 17320875 19013775 20105475 21548945 21682375 22470825 25466935 28353875 29384925 31689625 33509125 37451375 44232045 48974875 49435815 56027257 64646835 65047125 73720075 76400805 82393025 85061625 95068875 100527375 107744725 112354125 127334675 146924625 168081771 221160225 247179075 280136285 323234175 368600375 382004025 411965125 538723625 636673375 840408855 1105801125 1235895375 1400681425 1616170875 1910020125 4202044275 7003407125 21010221375
- Sum of all divisors σ(n): 45815777280
- Sum of proper divisors (its aliquot sum) s(n): 24805555905
- 21010221375 is an abundant number, because the sum of its proper divisors (24805555905) is greater than itself. Its abundance is 3795334530
Bases of 21010221375
- Binary: 100111001000100111010001001001111112
- Hexadecimal: 0x4E44E893F
- Base-36: 9NGXYKF
Squares and roots of 21010221375
- 21010221375 squared (210102213752) is 441429402226506890625
- 21010221375 cubed (210102213753) is 9274529462212827664994162109375
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The
square root of 21010221375 is 144949.0302658145 -
The
cube root of 21010221375 is 2759.3717228029
Scales and comparisons
How big is 21010221375?- 21,010,221,375 seconds is equal to 668 years, 3 weeks, 20 hours, 36 minutes, 15 seconds.
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To count from 1 to 21,010,221,375 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 21010221375 cubic inches would be around 229.9 feet tall.
Recreational maths with 21010221375
- 21010221375 backwards is 57312201012
- The number of decimal digits it has is: 11
- The sum of 21010221375's digits is 24
- More coming soon!
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