139998768
139,998,768 is an even composite number composed of five prime numbers multiplied together.
139998768 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of eighty divisors.
Prime factorization of 139998768:
24 × 3 × 7 × 13 × 32051
(2 × 2 × 2 × 2 × 3 × 7 × 13 × 32051)See below for interesting mathematical facts about the number 139998768 from the Numbermatics database.
Names of 139998768
- Cardinal: 139998768 can be written as One hundred thirty-nine million, nine hundred ninety-eight thousand, seven hundred sixty-eight.
Scientific notation
- Scientific notation: 1.39998768 × 108
Factors of 139998768
Divisors of 139998768
- Number of divisors d(n): 80
-
Complete list of divisors:
1 2 3 4 6 7 8 12 13 14 16 21 24 26 28 39 42 48 52 56 78 84 91 104 112 156 168 182 208 273 312 336 364 546 624 728 1092 1456 2184 4368 32051 64102 96153 128204 192306 224357 256408 384612 416663 448714 512816 673071 769224 833326 897428 1249989 1346142 1538448 1666652 1794856 2499978 2692284 2916641 3333304 3589712 4999956 5384568 5833282 6666608 8749923 9999912 10769136 11666564 17499846 19999824 23333128 34999692 46666256 69999384 139998768
- Sum of all divisors σ(n): 445138176
- Sum of proper divisors (its aliquot sum) s(n): 305139408
- 139998768 is an abundant number, because the sum of its proper divisors (305139408) is greater than itself. Its abundance is 165140640
Bases of 139998768
- Binary: 10000101100000110110001100002
- Hexadecimal: 0x8583630
- Base-36: 2BCNQO
Squares and roots of 139998768
- 139998768 squared (1399987682) is 19599655041517824
- 139998768 cubed (1399987683) is 2743927559037484210040832
-
The
square root of 139998768 is 11832.1075045827 -
The
cube root of 139998768 is 519.2478870491
Scales and comparisons
How big is 139998768?- 139,998,768 seconds is equal to 4 years, 23 weeks, 3 days, 8 hours, 32 minutes, 48 seconds.
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To count from 1 to 139,998,768 would take you about six 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 139998768 cubic inches would be around 43.3 feet tall.
Recreational maths with 139998768
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