389019072
389,019,072 is an even composite number composed of five prime numbers multiplied together.
389019072 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of one hundred sixty-eight divisors.
Prime factorization of 389019072:
26 × 3 × 132 × 19 × 631
(2 × 2 × 2 × 2 × 2 × 2 × 3 × 13 × 13 × 19 × 631)See below for interesting mathematical facts about the number 389019072 from the Numbermatics database.
Names of 389019072
- Cardinal: 389019072 can be written as Three hundred eighty-nine million, nineteen thousand and seventy-two.
Scientific notation
- Scientific notation: 3.89019072 × 108
Factors of 389019072
Divisors of 389019072
- Number of divisors d(n): 168
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Complete list of divisors:
1 2 3 4 6 8 12 13 16 19 24 26 32 38 39 48 52 57 64 76 78 96 104 114 152 156 169 192 208 228 247 304 312 338 416 456 494 507 608 624 631 676 741 832 912 988 1014 1216 1248 1262 1352 1482 1824 1893 1976 2028 2496 2524 2704 2964 3211 3648 3786 3952 4056 5048 5408 5928 6422 7572 7904 8112 8203 9633 10096 10816 11856 11989 12844 15144 15808 16224 16406 19266 20192 23712 23978 24609 25688 30288 32448 32812 35967 38532 40384 47424 47956 49218 51376 60576 65624 71934 77064 95912 98436 102752 106639 121152 131248 143868 154128 155857 191824 196872 205504 213278 262496 287736 308256 311714 319917 383648 393744 426556 467571 524992 575472 616512 623428 639834 767296 787488 853112 935142 1150944 1246856 1279668 1574976 1706224 1870284 2026141 2301888 2493712 2559336 3412448 3740568 4052282 4987424 5118672 6078423 6824896 7481136 8104564 9974848 10237344 12156846 14962272 16209128 20474688 24313692 29924544 32418256 48627384 64836512 97254768 129673024 194509536 389019072
- Sum of all divisors σ(n): 1175064960
- Sum of proper divisors (its aliquot sum) s(n): 786045888
- 389019072 is an abundant number, because the sum of its proper divisors (786045888) is greater than itself. Its abundance is 397026816
Bases of 389019072
- Binary: 101110010111111110101110000002
- Hexadecimal: 0x172FF5C0
- Base-36: 6FM11C
Squares and roots of 389019072
- 389019072 squared (3890190722) is 151335838379741184
- 389019072 cubed (3890190723) is 58872527406828898999861248
-
The
square root of 389019072 is 19723.5664117827 -
The
cube root of 389019072 is 730.0012960505
Scales and comparisons
How big is 389019072?- 389,019,072 seconds is equal to 12 years, 19 weeks, 1 day, 12 hours, 51 minutes, 12 seconds.
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To count from 1 to 389,019,072 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 389019072 cubic inches would be around 60.8 feet tall.
Recreational maths with 389019072
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