389530620
389,530,620 is an even composite number composed of five prime numbers multiplied together.
389530620 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of one hundred twenty divisors.
Prime factorization of 389530620:
22 × 34 × 5 × 83 × 2897
(2 × 2 × 3 × 3 × 3 × 3 × 5 × 83 × 2897)See below for interesting mathematical facts about the number 389530620 from the Numbermatics database.
Names of 389530620
- Cardinal: 389530620 can be written as Three hundred eighty-nine million, five hundred thirty thousand, six hundred twenty.
Scientific notation
- Scientific notation: 3.8953062 × 108
Factors of 389530620
Divisors of 389530620
- Number of divisors d(n): 120
-
Complete list of divisors:
1 2 3 4 5 6 9 10 12 15 18 20 27 30 36 45 54 60 81 83 90 108 135 162 166 180 249 270 324 332 405 415 498 540 747 810 830 996 1245 1494 1620 1660 2241 2490 2897 2988 3735 4482 4980 5794 6723 7470 8691 8964 11205 11588 13446 14485 14940 17382 22410 26073 26892 28970 33615 34764 43455 44820 52146 57940 67230 78219 86910 104292 130365 134460 156438 173820 234657 240451 260730 312876 391095 469314 480902 521460 721353 782190 938628 961804 1173285 1202255 1442706 1564380 2164059 2346570 2404510 2885412 3606765 4328118 4693140 4809020 6492177 7213530 8656236 10820295 12984354 14427060 19476531 21640590 25968708 32460885 38953062 43281180 64921770 77906124 97382655 129843540 194765310 389530620
- Sum of all divisors σ(n): 1237121424
- Sum of proper divisors (its aliquot sum) s(n): 847590804
- 389530620 is an abundant number, because the sum of its proper divisors (847590804) is greater than itself. Its abundance is 458060184
Bases of 389530620
- Binary: 101110011011111000011111111002
- Hexadecimal: 0x1737C3FC
- Base-36: 6FWZR0
Squares and roots of 389530620
- 389530620 squared (3895306202) is 151734103917584400
- 389530620 cubed (3895306203) is 59105079574161080234328000
-
The
square root of 389530620 is 19736.5300901653 -
The
cube root of 389530620 is 730.3211322457
Scales and comparisons
How big is 389530620?- 389,530,620 seconds is equal to 12 years, 20 weeks, 10 hours, 57 minutes.
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To count from 1 to 389,530,620 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 389530620 cubic inches would be around 60.9 feet tall.
Recreational maths with 389530620
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