138495168
138,495,168 is an even composite number composed of four prime numbers multiplied together.
138495168 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of one hundred sixty-eight divisors.
Prime factorization of 138495168:
26 × 32 × 73 × 701
(2 × 2 × 2 × 2 × 2 × 2 × 3 × 3 × 7 × 7 × 7 × 701)See below for interesting mathematical facts about the number 138495168 from the Numbermatics database.
Names of 138495168
- Cardinal: 138495168 can be written as One hundred thirty-eight million, four hundred ninety-five thousand, one hundred sixty-eight.
Scientific notation
- Scientific notation: 1.38495168 × 108
Factors of 138495168
Divisors of 138495168
- Number of divisors d(n): 168
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Complete list of divisors:
1 2 3 4 6 7 8 9 12 14 16 18 21 24 28 32 36 42 48 49 56 63 64 72 84 96 98 112 126 144 147 168 192 196 224 252 288 294 336 343 392 441 448 504 576 588 672 686 701 784 882 1008 1029 1176 1344 1372 1402 1568 1764 2016 2058 2103 2352 2744 2804 3087 3136 3528 4032 4116 4206 4704 4907 5488 5608 6174 6309 7056 8232 8412 9408 9814 10976 11216 12348 12618 14112 14721 16464 16824 19628 21952 22432 24696 25236 28224 29442 32928 33648 34349 39256 44163 44864 49392 50472 58884 65856 67296 68698 78512 88326 98784 100944 103047 117768 134592 137396 157024 176652 197568 201888 206094 235536 240443 274792 309141 314048 353304 403776 412188 471072 480886 549584 618282 706608 721329 824376 942144 961772 1099168 1236564 1413216 1442658 1648752 1923544 2163987 2198336 2473128 2826432 2885316 3297504 3847088 4327974 4946256 5770632 6595008 7694176 8655948 9892512 11541264 15388352 17311896 19785024 23082528 34623792 46165056 69247584 138495168
- Sum of all divisors σ(n): 463600800
- Sum of proper divisors (its aliquot sum) s(n): 325105632
- 138495168 is an abundant number, because the sum of its proper divisors (325105632) is greater than itself. Its abundance is 186610464
Bases of 138495168
- Binary: 10000100000101000100110000002
- Hexadecimal: 0x84144C0
- Base-36: 2AGFK0
Squares and roots of 138495168
- 138495168 squared (1384951682) is 19180911559348224
- 138495168 cubed (1384951683) is 2656463568805074253381632
-
The
square root of 138495168 is 11768.3970021409 -
The
cube root of 138495168 is 517.3822682541
Scales and comparisons
How big is 138495168?- 138,495,168 seconds is equal to 4 years, 20 weeks, 6 days, 22 hours, 52 minutes, 48 seconds.
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To count from 1 to 138,495,168 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 138495168 cubic inches would be around 43.1 feet tall.
Recreational maths with 138495168
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