138157168128
138,157,168,128 is an even composite number composed of five prime numbers multiplied together.
138157168128 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 138157168128:
29 × 3 × 7 × 2089 × 6151
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 7 × 2089 × 6151)See below for interesting mathematical facts about the number 138157168128 from the Numbermatics database.
Names of 138157168128
- Cardinal: 138157168128 can be written as One hundred thirty-eight billion, one hundred fifty-seven million, one hundred sixty-eight thousand, one hundred twenty-eight.
Scientific notation
- Scientific notation: 1.38157168128 × 1011
Factors of 138157168128
Divisors of 138157168128
- Number of divisors d(n): 160
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Complete list of divisors:
1 2 3 4 6 7 8 12 14 16 21 24 28 32 42 48 56 64 84 96 112 128 168 192 224 256 336 384 448 512 672 768 896 1344 1536 1792 2089 2688 3584 4178 5376 6151 6267 8356 10752 12302 12534 14623 16712 18453 24604 25068 29246 33424 36906 43057 43869 49208 50136 58492 66848 73812 86114 87738 98416 100272 116984 129171 133696 147624 172228 175476 196832 200544 233968 258342 267392 295248 344456 350952 393664 401088 467936 516684 534784 590496 688912 701904 787328 802176 935872 1033368 1069568 1180992 1377824 1403808 1574656 1604352 1871744 2066736 2361984 2755648 2807616 3149312 3208704 3743488 4133472 4723968 5511296 5615232 7486976 8266944 9447936 11022592 11230464 12849439 16533888 22045184 22460928 25698878 33067776 38548317 51397756 66135552 77096634 89946073 102795512 154193268 179892146 205591024 269838219 308386536 359784292 411182048 539676438 616773072 719568584 822364096 1079352876 1233546144 1439137168 1644728192 2158705752 2467092288 2878274336 3289456384 4317411504 4934184576 5756548672 6578912768 8634823008 9868369152 11513097344 17269646016 19736738304 23026194688 34539292032 46052389376 69078584064 138157168128
- Sum of all divisors σ(n): 420909012480
- Sum of proper divisors (its aliquot sum) s(n): 282751844352
- 138157168128 is an abundant number, because the sum of its proper divisors (282751844352) is greater than itself. Its abundance is 144594676224
Bases of 138157168128
- Binary: 100000001010101100111100010110000000002
- Hexadecimal: 0x202ACF1600
- Base-36: 1RGV7L6O
Squares and roots of 138157168128
- 138157168128 squared (1381571681282) is 19087403105148459024384
- 138157168128 cubed (1381571681283) is 2637061559924904915831939139633152
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The
square root of 138157168128 is 371694.9934126097 -
The
cube root of 138157168128 is 5169.6103190785
Scales and comparisons
How big is 138157168128?- 138,157,168,128 seconds is equal to 4,392 years, 50 weeks, 3 days, 7 hours, 8 minutes, 48 seconds.
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To count from 1 to 138,157,168,128 would take you about eight thousand, seven hundred eighty-five 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 138157168128 cubic inches would be around 430.8 feet tall.
Recreational maths with 138157168128
- 138157168128 backwards is 821861751831
- The number of decimal digits it has is: 12
- The sum of 138157168128's digits is 51
- More coming soon!
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