138908587125
138,908,587,125 is an odd composite number composed of five prime numbers multiplied together.
What does the number 138908587125 look like?
This visualization shows the relationship between its 5 prime factors (large circles) and 144 divisors.
138908587125 is an odd composite number. It is composed of five distinct prime numbers multiplied together. It has a total of one hundred forty-four divisors.
Prime factorization of 138908587125:
3 × 53 × 72 × 11 × 8292
(3 × 5 × 5 × 5 × 7 × 7 × 11 × 829 × 829)See below for interesting mathematical facts about the number 138908587125 from the Numbermatics database.
Names of 138908587125
- Cardinal: 138908587125 can be written as One hundred thirty-eight billion, nine hundred eight million, five hundred eighty-seven thousand, one hundred twenty-five.
Scientific notation
- Scientific notation: 1.38908587125 × 1011
Factors of 138908587125
Divisors of 138908587125
- Number of divisors d(n): 144
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Complete list of divisors:
1 3 5 7 11 15 21 25 33 35 49 55 75 77 105 125 147 165 175 231 245 275 375 385 525 539 735 825 829 875 1155 1225 1375 1617 1925 2487 2625 2695 3675 4125 4145 5775 5803 6125 8085 9119 9625 12435 13475 17409 18375 20725 27357 28875 29015 40425 40621 45595 62175 63833 67375 87045 103625 121863 136785 145075 191499 202125 203105 227975 310875 319165 435225 446831 609315 683925 687241 725375 957495 1015525 1139875 1340493 1595825 2061723 2176125 2234155 3046575 3419625 3436205 4787475 4810687 5077625 6702465 7559651 7979125 10308615 11170775 14432061 15232875 17181025 22678953 23937375 24053435 33512325 33674809 37798255 51543075 52917557 55853875 72160305 85905125 101024427 113394765 120267175 158752671 167561625 168374045 188991275 257715375 264587785 360801525 370422899 505122135 566973825 601335875 793763355 841870225 944956375 1111268697 1322938925 1804007625 1852114495 2525610675 2834869125 3968816775 4209351125 5556343485 6614694625 9260572475 12628053375 19844083875 27781717425 46302862375 138908587125
- Sum of all divisors σ(n): 293679711936
- Sum of proper divisors (its aliquot sum) s(n): 154771124811
- 138908587125 is an abundant number, because the sum of its proper divisors (154771124811) is greater than itself. Its abundance is 15862537686
Bases of 138908587125
- Binary: 100000010101111001100011010100011101012
- Hexadecimal: 0x205798D475
- Base-36: 1RTAL3SL
Squares and roots of 138908587125
- 138908587125 squared (1389085871252) is 19295595577063715765625
- 138908587125 cubed (1389085871253) is 2680323919345319813105556392578125
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The
square root of 138908587125 is 372704.4232699687 -
The
cube root of 138908587125 is 5178.9656596811
Scales and comparisons
How big is 138908587125?- 138,908,587,125 seconds is equal to 4,416 years, 44 weeks, 6 days, 6 hours, 38 minutes, 45 seconds.
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To count from 1 to 138,908,587,125 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 138908587125 cubic inches would be around 431.6 feet tall.
Recreational maths with 138908587125
- 138908587125 backwards is 521785809831
- The number of decimal digits it has is: 12
- The sum of 138908587125's digits is 57
- More coming soon!
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