138992256
138,992,256 is an even composite number composed of four prime numbers multiplied together.
138992256 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of ninety-six divisors.
Prime factorization of 138992256:
27 × 32 × 13 × 9281
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 3 × 13 × 9281)See below for interesting mathematical facts about the number 138992256 from the Numbermatics database.
Names of 138992256
- Cardinal: 138992256 can be written as One hundred thirty-eight million, nine hundred ninety-two thousand, two hundred fifty-six.
Scientific notation
- Scientific notation: 1.38992256 × 108
Factors of 138992256
Divisors of 138992256
- Number of divisors d(n): 96
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Complete list of divisors:
1 2 3 4 6 8 9 12 13 16 18 24 26 32 36 39 48 52 64 72 78 96 104 117 128 144 156 192 208 234 288 312 384 416 468 576 624 832 936 1152 1248 1664 1872 2496 3744 4992 7488 9281 14976 18562 27843 37124 55686 74248 83529 111372 120653 148496 167058 222744 241306 296992 334116 361959 445488 482612 593984 668232 723918 890976 965224 1085877 1187968 1336464 1447836 1781952 1930448 2171754 2672928 2895672 3563904 3860896 4343508 5345856 5791344 7721792 8687016 10691712 11582688 15443584 17374032 23165376 34748064 46330752 69496128 138992256
- Sum of all divisors σ(n): 430777620
- Sum of proper divisors (its aliquot sum) s(n): 291785364
- 138992256 is an abundant number, because the sum of its proper divisors (291785364) is greater than itself. Its abundance is 152793108
Bases of 138992256
- Binary: 10000100100011011010100000002
- Hexadecimal: 0x848DA80
- Base-36: 2AR340
Squares and roots of 138992256
- 138992256 squared (1389922562) is 19318847227969536
- 138992256 cubed (1389922563) is 2685170159534832107913216
-
The
square root of 138992256 is 11789.4976992237 -
The
cube root of 138992256 is 518.0005267259
Scales and comparisons
How big is 138992256?- 138,992,256 seconds is equal to 4 years, 21 weeks, 5 days, 16 hours, 57 minutes, 36 seconds.
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To count from 1 to 138,992,256 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 138992256 cubic inches would be around 43.2 feet tall.
Recreational maths with 138992256
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