390988125
390,988,125 is an odd composite number composed of five prime numbers multiplied together.
390988125 is an odd composite number. It is composed of five distinct prime numbers multiplied together. It has a total of one hundred twenty divisors.
Prime factorization of 390988125:
32 × 54 × 11 × 71 × 89
(3 × 3 × 5 × 5 × 5 × 5 × 11 × 71 × 89)See below for interesting mathematical facts about the number 390988125 from the Numbermatics database.
Names of 390988125
- Cardinal: 390988125 can be written as Three hundred ninety million, nine hundred eighty-eight thousand, one hundred twenty-five.
Scientific notation
- Scientific notation: 3.90988125 × 108
Factors of 390988125
Divisors of 390988125
- Number of divisors d(n): 120
-
Complete list of divisors:
1 3 5 9 11 15 25 33 45 55 71 75 89 99 125 165 213 225 267 275 355 375 445 495 625 639 781 801 825 979 1065 1125 1335 1375 1775 1875 2225 2343 2475 2937 3195 3905 4005 4125 4895 5325 5625 6319 6675 6875 7029 8811 8875 11125 11715 12375 14685 15975 18957 19525 20025 20625 24475 26625 31595 33375 35145 44055 44375 55625 56871 58575 61875 69509 73425 79875 94785 97625 100125 122375 133125 157975 166875 175725 208527 220275 284355 292875 347545 367125 399375 473925 488125 500625 611875 625581 789875 878625 1042635 1101375 1421775 1464375 1737725 1835625 2369625 3127905 3949375 4393125 5213175 5506875 7108875 8688625 11848125 15639525 26065875 35544375 43443125 78197625 130329375 390988125
- Sum of all divisors σ(n): 789497280
- Sum of proper divisors (its aliquot sum) s(n): 398509155
- 390988125 is an abundant number, because the sum of its proper divisors (398509155) is greater than itself. Its abundance is 7521030
Bases of 390988125
- Binary: 101110100111000000001010111012
- Hexadecimal: 0x174E015D
- Base-36: 6GS8D9
Squares and roots of 390988125
- 390988125 squared (3909881252) is 152871713891015625
- 390988125 cubed (3909881253) is 59771024779784653564453125
-
The
square root of 390988125 is 19773.4196587237 -
The
cube root of 390988125 is 731.2308783077
Scales and comparisons
How big is 390988125?- 390,988,125 seconds is equal to 12 years, 22 weeks, 3 days, 7 hours, 48 minutes, 45 seconds.
-
To count from 1 to 390,988,125 would take you about eighteen 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 390988125 cubic inches would be around 60.9 feet tall.
Recreational maths with 390988125
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