138442590
138,442,590 is an even composite number composed of seven prime numbers multiplied together.
138442590 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of one hundred ninety-two divisors.
Prime factorization of 138442590:
2 × 32 × 5 × 11 × 13 × 31 × 347
(2 × 3 × 3 × 5 × 11 × 13 × 31 × 347)See below for interesting mathematical facts about the number 138442590 from the Numbermatics database.
Names of 138442590
- Cardinal: 138442590 can be written as One hundred thirty-eight million, four hundred forty-two thousand, five hundred ninety.
Scientific notation
- Scientific notation: 1.3844259 × 108
Factors of 138442590
Divisors of 138442590
- Number of divisors d(n): 192
-
Complete list of divisors:
1 2 3 5 6 9 10 11 13 15 18 22 26 30 31 33 39 45 55 62 65 66 78 90 93 99 110 117 130 143 155 165 186 195 198 234 279 286 310 330 341 347 390 403 429 465 495 558 585 682 694 715 806 858 930 990 1023 1041 1170 1209 1287 1395 1430 1705 1735 2015 2046 2082 2145 2418 2574 2790 3069 3123 3410 3470 3627 3817 4030 4290 4433 4511 5115 5205 6045 6138 6246 6435 7254 7634 8866 9022 10230 10410 10757 11451 12090 12870 13299 13533 15345 15615 18135 19085 21514 22165 22555 22902 26598 27066 30690 31230 32271 34353 36270 38170 39897 40599 44330 45110 49621 53785 57255 64542 66495 67665 68706 79794 81198 96813 99242 107570 114510 118327 132990 135330 139841 148863 161355 171765 193626 199485 202995 236654 248105 279682 297726 322710 343530 354981 398970 405990 419523 446589 484065 496210 591635 699205 709962 744315 839046 893178 968130 1064943 1183270 1258569 1398410 1488630 1538251 1774905 2097615 2129886 2232945 2517138 3076502 3549810 4195230 4465890 4614753 5324715 6292845 7691255 9229506 10649430 12585690 13844259 15382510 23073765 27688518 46147530 69221295 138442590
- Sum of all divisors σ(n): 437778432
- Sum of proper divisors (its aliquot sum) s(n): 299335842
- 138442590 is an abundant number, because the sum of its proper divisors (299335842) is greater than itself. Its abundance is 160893252
Bases of 138442590
- Binary: 10000100000001110111010111102
- Hexadecimal: 0x840775E
- Base-36: 2AFAZI
Squares and roots of 138442590
- 138442590 squared (1384425902) is 19166350725908100
- 138442590 cubed (1384425903) is 2653439235343097465979000
-
The
square root of 138442590 is 11766.1629259499 -
The
cube root of 138442590 is 517.3167873461
Scales and comparisons
How big is 138442590?- 138,442,590 seconds is equal to 4 years, 20 weeks, 6 days, 8 hours, 16 minutes, 30 seconds.
-
To count from 1 to 138,442,590 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 138442590 cubic inches would be around 43.1 feet tall.
Recreational maths with 138442590
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The information we have on file for 138442590 includes mathematical data and numerical statistics calculated using standard algorithms and methods. We are adding more all the time. If there are any features you would like to see, please contact us. Information provided for educational use, intellectual curiosity and fun!
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