21123557325
21,123,557,325 is an odd composite number composed of seven prime numbers multiplied together.
21123557325 is an odd 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 21123557325:
33 × 52 × 13 × 19 × 31 × 61 × 67
(3 × 3 × 3 × 5 × 5 × 13 × 19 × 31 × 61 × 67)See below for interesting mathematical facts about the number 21123557325 from the Numbermatics database.
Names of 21123557325
- Cardinal: 21123557325 can be written as Twenty-one billion, one hundred twenty-three million, five hundred fifty-seven thousand, three hundred twenty-five.
Scientific notation
- Scientific notation: 2.1123557325 × 1010
Factors of 21123557325
Divisors of 21123557325
- Number of divisors d(n): 384
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Complete list of divisors:
1 3 5 9 13 15 19 25 27 31 39 45 57 61 65 67 75 93 95 117 135 155 171 183 195 201 225 247 279 285 305 325 335 351 403 465 475 513 549 585 589 603 675 741 775 793 837 855 871 915 975 1005 1159 1209 1235 1273 1395 1425 1525 1647 1675 1755 1767 1809 1891 2015 2077 2223 2325 2379 2565 2613 2745 2925 2945 3015 3477 3627 3705 3819 3965 4087 4185 4275 4355 4575 5025 5301 5673 5795 6045 6175 6231 6365 6669 6975 7137 7657 7839 8235 8775 8835 9045 9455 10075 10385 10431 10881 11115 11457 11895 12261 12825 13065 13725 14725 15067 15075 15903 16549 17019 17385 18135 18525 18693 19095 19825 20435 20925 21411 21775 22971 23517 24583 26505 27001 28365 28975 30225 31155 31293 31825 33345 34371 35685 35929 36783 38285 39195 39463 41175 44175 45201 45225 47275 49647 51057 51925 52155 53131 54405 55575 56079 57285 59475 61305 65325 68913 73749 75335 77653 79515 81003 82745 85095 86925 90675 93465 95475 102175 107055 107787 110349 114855 117585 118389 122915 126697 132525 135005 135603 141825 148941 155775 156465 159393 166725 171855 178425 179645 183915 191425 195975 197315 206739 221247 226005 232959 243009 248235 255285 260775 265655 272025 280395 286425 306525 323361 344565 355167 368745 376675 380091 388265 397575 405015 406809 413725 425475 446823 467077 467325 478179 513019 535275 538935 551745 574275 587925 591945 614575 633485 663741 675025 678015 698877 729027 744705 782325 796965 859275 898225 919575 970083 986575 1009489 1033695 1065501 1106235 1130025 1140273 1164795 1215045 1241175 1276425 1328275 1401231 1401975 1434537 1539057 1616805 1647061 1722825 1775835 1843725 1900455 1941325 2025075 2034045 2096631 2234115 2335385 2390895 2407243 2565095 2694675 2758725 2959725 3028467 3167425 3318705 3390075 3420819 3494385 3645135 3723525 3984825 4203693 4617171 4850415 4941183 5047445 5168475 5327505 5531175 5701365 5823975 6075225 7006155 7172685 7221729 7695285 8084025 8235305 8879175 9085401 9502275 10170225 10483155 11170575 11676925 11954475 12036215 12611079 12825475 13851513 14823549 15142335 16593525 17104095 17471925 18225675 21018465 21665187 23085855 24252075 24705915 25237225 26637525 27256203 28506825 31294159 35030775 35863425 36108645 38476425 41176525 44470647 45427005 52415775 60181075 63055395 64995561 69257565 74117745 75711675 85520475 93882477 105092325 108325935 115429275 123529575 136281015 156470795 180543225 222353235 227135025 281647431 315276975 324977805 346287825 370588725 469412385 541629675 681405075 782353975 844942293 1111766175 1408237155 1624889025 2347061925 4224711465 7041185775 21123557325
- Sum of all divisors σ(n): 46841446400
- Sum of proper divisors (its aliquot sum) s(n): 25717889075
- 21123557325 is an abundant number, because the sum of its proper divisors (25717889075) is greater than itself. Its abundance is 4594331750
Bases of 21123557325
- Binary: 100111010110000111111100111110011012
- Hexadecimal: 0x4EB0FE7CD
- Base-36: 9PCF559
Squares and roots of 21123557325
- 21123557325 squared (211235573252) is 446204674062561155625
- 21123557325 cubed (211235573253) is 9425430011243451207162933703125
-
The
square root of 21123557325 is 145339.4554998745 -
The
cube root of 21123557325 is 2764.3244766085
Scales and comparisons
How big is 21123557325?- 21,123,557,325 seconds is equal to 671 years, 34 weeks, 3 days, 14 hours, 48 minutes, 45 seconds.
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To count from 1 to 21,123,557,325 would take you about one thousand, three hundred forty-three 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 21123557325 cubic inches would be around 230.4 feet tall.
Recreational maths with 21123557325
- 21123557325 backwards is 52375532112
- The number of decimal digits it has is: 11
- The sum of 21123557325's digits is 36
- More coming soon!
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The information we have on file for 21123557325 includes mathematical data and numerical statistics calculated using standard algorithms and methods. We are adding more all the time. If there are any features you would like to see, please contact us. Information provided for educational use, intellectual curiosity and fun!
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