138854912
138,854,912 is an even composite number composed of five prime numbers multiplied together.
138854912 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of one hundred sixty divisors.
Prime factorization of 138854912:
29 × 7 × 17 × 43 × 53
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 7 × 17 × 43 × 53)See below for interesting mathematical facts about the number 138854912 from the Numbermatics database.
Names of 138854912
- Cardinal: 138854912 can be written as One hundred thirty-eight million, eight hundred fifty-four thousand, nine hundred twelve.
Scientific notation
- Scientific notation: 1.38854912 × 108
Factors of 138854912
Divisors of 138854912
- Number of divisors d(n): 160
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Complete list of divisors:
1 2 4 7 8 14 16 17 28 32 34 43 53 56 64 68 86 106 112 119 128 136 172 212 224 238 256 272 301 344 371 424 448 476 512 544 602 688 731 742 848 896 901 952 1088 1204 1376 1462 1484 1696 1792 1802 1904 2176 2279 2408 2752 2924 2968 3392 3584 3604 3808 4352 4558 4816 5117 5504 5848 5936 6307 6784 7208 7616 8704 9116 9632 10234 11008 11696 11872 12614 13568 14416 15232 15953 18232 19264 20468 22016 23392 23744 25228 27136 28832 30464 31906 36464 38528 38743 40936 46784 47488 50456 57664 60928 63812 72928 77056 77486 81872 93568 94976 100912 115328 127624 145856 154112 154972 163744 187136 189952 201824 230656 255248 271201 291712 309944 327488 374272 403648 461312 510496 542402 583424 619888 654976 807296 1020992 1084804 1166848 1239776 1309952 1614592 2041984 2169608 2479552 2619904 3229184 4083968 4339216 4959104 8167936 8678432 9918208 17356864 19836416 34713728 69427456 138854912
- Sum of all divisors σ(n): 350013312
- Sum of proper divisors (its aliquot sum) s(n): 211158400
- 138854912 is an abundant number, because the sum of its proper divisors (211158400) is greater than itself. Its abundance is 72303488
Bases of 138854912
- Binary: 10000100011011000010000000002
- Hexadecimal: 0x846C200
- Base-36: 2AO54W
Squares and roots of 138854912
- 138854912 squared (1388549122) is 19280686586527744
- 138854912 cubed (1388549123) is 2677218039271890278678528
-
The
square root of 138854912 is 11783.6714142919 -
The
cube root of 138854912 is 517.8298512441
Scales and comparisons
How big is 138854912?- 138,854,912 seconds is equal to 4 years, 21 weeks, 4 days, 2 hours, 48 minutes, 32 seconds.
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To count from 1 to 138,854,912 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 138854912 cubic inches would be around 43.2 feet tall.
Recreational maths with 138854912
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