389369916
389,369,916 is an even composite number composed of four prime numbers multiplied together.
389369916 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of one hundred twenty divisors.
Prime factorization of 389369916:
22 × 34 × 133 × 547
(2 × 2 × 3 × 3 × 3 × 3 × 13 × 13 × 13 × 547)See below for interesting mathematical facts about the number 389369916 from the Numbermatics database.
Names of 389369916
- Cardinal: 389369916 can be written as Three hundred eighty-nine million, three hundred sixty-nine thousand, nine hundred sixteen.
Scientific notation
- Scientific notation: 3.89369916 × 108
Factors of 389369916
Divisors of 389369916
- Number of divisors d(n): 120
-
Complete list of divisors:
1 2 3 4 6 9 12 13 18 26 27 36 39 52 54 78 81 108 117 156 162 169 234 324 338 351 468 507 547 676 702 1014 1053 1094 1404 1521 1641 2028 2106 2188 2197 3042 3282 4212 4394 4563 4923 6084 6564 6591 7111 8788 9126 9846 13182 13689 14222 14769 18252 19692 19773 21333 26364 27378 28444 29538 39546 42666 44307 54756 59076 59319 63999 79092 85332 88614 92443 118638 127998 177228 177957 184886 191997 237276 255996 277329 355914 369772 383994 554658 575991 711828 767988 831987 1109316 1151982 1201759 1663974 2303964 2403518 2495961 3327948 3605277 4807036 4991922 7210554 7487883 9983844 10815831 14421108 14975766 21631662 29951532 32447493 43263324 64894986 97342479 129789972 194684958 389369916
- Sum of all divisors σ(n): 1104691280
- Sum of proper divisors (its aliquot sum) s(n): 715321364
- 389369916 is an abundant number, because the sum of its proper divisors (715321364) is greater than itself. Its abundance is 325951448
Bases of 389369916
- Binary: 101110011010101010000001111002
- Hexadecimal: 0x1735503C
- Base-36: 6FTJR0
Squares and roots of 389369916
- 389369916 squared (3893699162) is 151608931485847056
- 389369916 cubed (3893699163) is 59031956917494023383567296
-
The
square root of 389369916 is 19732.4584378125 -
The
cube root of 389369916 is 730.2206851393
Scales and comparisons
How big is 389369916?- 389,369,916 seconds is equal to 12 years, 19 weeks, 5 days, 14 hours, 18 minutes, 36 seconds.
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To count from 1 to 389,369,916 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 389369916 cubic inches would be around 60.9 feet tall.
Recreational maths with 389369916
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