138902970225
138,902,970,225 is an odd composite number composed of seven prime numbers multiplied together.
What does the number 138902970225 look like?
This visualization shows the relationship between its 7 prime factors (large circles) and 192 divisors.
138902970225 is an odd composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of one hundred ninety-two divisors.
Prime factorization of 138902970225:
3 × 52 × 23 × 31 × 113 × 127 × 181
(3 × 5 × 5 × 23 × 31 × 113 × 127 × 181)See below for interesting mathematical facts about the number 138902970225 from the Numbermatics database.
Names of 138902970225
- Cardinal: 138902970225 can be written as One hundred thirty-eight billion, nine hundred two million, nine hundred seventy thousand, two hundred twenty-five.
Scientific notation
- Scientific notation: 1.38902970225 × 1011
Factors of 138902970225
Divisors of 138902970225
- Number of divisors d(n): 192
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Complete list of divisors:
1 3 5 15 23 25 31 69 75 93 113 115 127 155 181 339 345 381 465 543 565 575 635 713 775 905 1695 1725 1905 2139 2325 2599 2715 2825 2921 3175 3503 3565 3937 4163 4525 5611 7797 8475 8763 9525 10509 10695 11811 12489 12995 13575 14351 14605 16833 17515 17825 19685 20453 20815 22987 28055 38985 43053 43815 52545 53475 59055 61359 62445 64975 68961 71755 73025 80569 84165 87575 90551 98425 102265 104075 114935 129053 140275 194925 215265 219075 241707 262725 271653 295275 306795 312225 330073 344805 358775 387159 402845 420825 444881 452755 470419 511325 528701 574675 634043 645265 712597 990219 1076325 1208535 1334643 1358265 1411257 1533975 1586103 1650365 1724025 1902129 1935795 2014225 2137791 2224405 2263775 2352095 2597531 2643505 3170215 3226325 3562985 4951095 6042675 6673215 6791325 7056285 7792593 7930515 8251825 9510645 9678975 10232263 10688955 11122025 11760475 12987655 13217525 14582989 15851075 16389731 17814925 24755475 30696789 33366075 35281425 38962965 39652575 43748967 47553225 49169193 51161315 53444775 59743213 64938275 72914945 80523461 81948655 153483945 179229639 194814825 218744835 241570383 245845965 255806575 298716065 364574725 402617305 409743275 767419725 896148195 1093724175 1207851915 1229229825 1493580325 1852039603 2013086525 4480740975 5556118809 6039259575 9260198015 27780594045 46300990075 138902970225
- Sum of all divisors σ(n): 252911812608
- Sum of proper divisors (its aliquot sum) s(n): 114008842383
- 138902970225 is a deficient number, because the sum of its proper divisors (114008842383) is less than itself. Its deficiency is 24894127842
Bases of 138902970225
- Binary: 100000010101110100001100011111011100012
- Hexadecimal: 0x2057431F71
- Base-36: 1RT78PRL
Squares and roots of 138902970225
- 138902970225 squared (1389029702252) is 19294035137327236550625
- 138902970225 cubed (1389029702253) is 2679998788200268924672996080140625
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The
square root of 138902970225 is 372696.8878659975 -
The
cube root of 138902970225 is 5178.8958532833
Scales and comparisons
How big is 138902970225?- 138,902,970,225 seconds is equal to 4,416 years, 35 weeks, 4 days, 6 hours, 23 minutes, 45 seconds.
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To count from 1 to 138,902,970,225 would take you about eight thousand, eight hundred thirty-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 138902970225 cubic inches would be around 431.6 feet tall.
Recreational maths with 138902970225
- 138902970225 backwards is 522079209831
- The number of decimal digits it has is: 12
- The sum of 138902970225's digits is 48
- More coming soon!
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