389086425
389,086,425 is an odd composite number composed of six prime numbers multiplied together.
389086425 is an odd composite number. It is composed of six distinct prime numbers multiplied together. It has a total of one hundred forty-four divisors.
Prime factorization of 389086425:
32 × 52 × 7 × 13 × 31 × 613
(3 × 3 × 5 × 5 × 7 × 13 × 31 × 613)See below for interesting mathematical facts about the number 389086425 from the Numbermatics database.
Names of 389086425
- Cardinal: 389086425 can be written as Three hundred eighty-nine million, eighty-six thousand, four hundred twenty-five.
Scientific notation
- Scientific notation: 3.89086425 × 108
Factors of 389086425
Divisors of 389086425
- Number of divisors d(n): 144
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Complete list of divisors:
1 3 5 7 9 13 15 21 25 31 35 39 45 63 65 75 91 93 105 117 155 175 195 217 225 273 279 315 325 403 455 465 525 585 613 651 775 819 975 1085 1209 1365 1395 1575 1839 1953 2015 2275 2325 2821 2925 3065 3255 3627 4095 4291 5425 5517 6045 6825 6975 7969 8463 9195 9765 10075 12873 14105 15325 16275 18135 19003 20475 21455 23907 25389 27585 30225 38619 39845 42315 45975 48825 55783 57009 64365 70525 71721 90675 95015 107275 119535 126945 133021 137925 167349 171027 193095 199225 211575 247039 278915 285045 321825 358605 399063 475075 502047 597675 634725 665105 741117 836745 855135 965475 1197189 1235195 1394575 1425225 1729273 1793025 1995315 2223351 2510235 3325525 3705585 4183725 4275675 5187819 5985945 6175975 8646365 9976575 11116755 12551175 15563457 18527925 25939095 29929725 43231825 55583775 77817285 129695475 389086425
- Sum of all divisors σ(n): 886832128
- Sum of proper divisors (its aliquot sum) s(n): 497745703
- 389086425 is an abundant number, because the sum of its proper divisors (497745703) is greater than itself. Its abundance is 108659278
Bases of 389086425
- Binary: 101110011000011111100110110012
- Hexadecimal: 0x1730FCD9
- Base-36: 6FNH09
Squares and roots of 389086425
- 389086425 squared (3890864252) is 151388246119280625
- 389086425 cubed (3890864253) is 58903111469571021953015625
-
The
square root of 389086425 is 19725.2737623587 -
The
cube root of 389086425 is 730.0434233255
Scales and comparisons
How big is 389086425?- 389,086,425 seconds is equal to 12 years, 19 weeks, 2 days, 7 hours, 33 minutes, 45 seconds.
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To count from 1 to 389,086,425 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 389086425 cubic inches would be around 60.8 feet tall.
Recreational maths with 389086425
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