138667856832
138,667,856,832 is an even composite number composed of five prime numbers multiplied together.
138667856832 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 138667856832:
26 × 32 × 31 × 227 × 34211
(2 × 2 × 2 × 2 × 2 × 2 × 3 × 3 × 31 × 227 × 34211)See below for interesting mathematical facts about the number 138667856832 from the Numbermatics database.
Names of 138667856832
- Cardinal: 138667856832 can be written as One hundred thirty-eight billion, six hundred sixty-seven million, eight hundred fifty-six thousand, eight hundred thirty-two.
Scientific notation
- Scientific notation: 1.38667856832 × 1011
Factors of 138667856832
Divisors of 138667856832
- Number of divisors d(n): 168
-
Complete list of divisors:
1 2 3 4 6 8 9 12 16 18 24 31 32 36 48 62 64 72 93 96 124 144 186 192 227 248 279 288 372 454 496 558 576 681 744 908 992 1116 1362 1488 1816 1984 2043 2232 2724 2976 3632 4086 4464 5448 5952 7037 7264 8172 8928 10896 14074 14528 16344 17856 21111 21792 28148 32688 34211 42222 43584 56296 63333 65376 68422 84444 102633 112592 126666 130752 136844 168888 205266 225184 253332 273688 307899 337776 410532 450368 506664 547376 615798 675552 821064 1013328 1060541 1094752 1231596 1351104 1642128 2026656 2121082 2189504 2463192 3181623 3284256 4053312 4242164 4926384 6363246 6568512 7765897 8484328 9544869 9852768 12726492 15531794 16968656 19089738 19705536 23297691 25452984 31063588 33937312 38179476 46595382 50905968 62127176 67874624 69893073 76358952 93190764 101811936 124254352 139786146 152717904 186381528 203623872 240742807 248508704 279572292 305435808 372763056 481485614 497017408 559144584 610871616 722228421 745526112 962971228 1118289168 1444456842 1491052224 1925942456 2166685263 2236578336 2888913684 3851884912 4333370526 4473156672 5777827368 7703769824 8666741052 11555654736 15407539648 17333482104 23111309472 34666964208 46222618944 69333928416 138667856832
- Sum of all divisors σ(n): 412107351552
- Sum of proper divisors (its aliquot sum) s(n): 273439494720
- 138667856832 is an abundant number, because the sum of its proper divisors (273439494720) is greater than itself. Its abundance is 134771637888
Bases of 138667856832
- Binary: 100000010010010011111110010011110000002
- Hexadecimal: 0x20493F93C0
- Base-36: 1RPB9F40
Squares and roots of 138667856832
- 138667856832 squared (1386678568322) is 19228774518380049076224
- 138667856832 cubed (1386678568323) is 2666412951969534397866963487162368
-
The
square root of 138667856832 is 372381.3325503843 -
The
cube root of 138667856832 is 5175.9721926765
Scales and comparisons
How big is 138667856832?- 138,667,856,832 seconds is equal to 4,409 years, 10 weeks, 6 days, 1 hour, 7 minutes, 12 seconds.
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To count from 1 to 138,667,856,832 would take you about eight thousand, eight hundred 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 138667856832 cubic inches would be around 431.3 feet tall.
Recreational maths with 138667856832
- 138667856832 backwards is 238658766831
- The number of decimal digits it has is: 12
- The sum of 138667856832's digits is 63
- More coming soon!
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