139921425
139,921,425 is an odd composite number composed of four prime numbers multiplied together.
139921425 is an odd composite number. It is composed of four distinct prime numbers multiplied together. It has a total of sixty divisors.
Prime factorization of 139921425:
34 × 52 × 7 × 9871
(3 × 3 × 3 × 3 × 5 × 5 × 7 × 9871)See below for interesting mathematical facts about the number 139921425 from the Numbermatics database.
Names of 139921425
- Cardinal: 139921425 can be written as One hundred thirty-nine million, nine hundred twenty-one thousand, four hundred twenty-five.
Scientific notation
- Scientific notation: 1.39921425 × 108
Factors of 139921425
Divisors of 139921425
- Number of divisors d(n): 60
-
Complete list of divisors:
1 3 5 7 9 15 21 25 27 35 45 63 75 81 105 135 175 189 225 315 405 525 567 675 945 1575 2025 2835 4725 9871 14175 29613 49355 69097 88839 148065 207291 246775 266517 345485 444195 621873 740325 799551 1036455 1332585 1727425 1865619 2220975 3109365 3997755 5182275 5596857 6662925 9328095 15546825 19988775 27984285 46640475 139921425
- Sum of all divisors σ(n): 296238976
- Sum of proper divisors (its aliquot sum) s(n): 156317551
- 139921425 is an abundant number, because the sum of its proper divisors (156317551) is greater than itself. Its abundance is 16396126
Bases of 139921425
- Binary: 10000101011100001000000100012
- Hexadecimal: 0x8570811
- Base-36: 2BB029
Squares and roots of 139921425
- 139921425 squared (1399214252) is 19578005174030625
- 139921425 cubed (1399214253) is 2739382382607738043640625
-
The
square root of 139921425 is 11828.8387003965 -
The
cube root of 139921425 is 519.1522490951
Scales and comparisons
How big is 139921425?- 139,921,425 seconds is equal to 4 years, 23 weeks, 2 days, 11 hours, 3 minutes, 45 seconds.
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To count from 1 to 139,921,425 would take you about 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 139921425 cubic inches would be around 43.3 feet tall.
Recreational maths with 139921425
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