138124490
138,124,490 is an even composite number composed of seven prime numbers multiplied together.
138124490 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of one hundred twenty-eight divisors.
Prime factorization of 138124490:
2 × 5 × 7 × 17 × 19 × 41 × 149
See below for interesting mathematical facts about the number 138124490 from the Numbermatics database.
Names of 138124490
- Cardinal: 138124490 can be written as One hundred thirty-eight million, one hundred twenty-four thousand, four hundred ninety.
Scientific notation
- Scientific notation: 1.3812449 × 108
Factors of 138124490
Divisors of 138124490
- Number of divisors d(n): 128
-
Complete list of divisors:
1 2 5 7 10 14 17 19 34 35 38 41 70 82 85 95 119 133 149 170 190 205 238 266 287 298 323 410 574 595 646 665 697 745 779 1043 1190 1330 1394 1435 1490 1558 1615 2086 2261 2533 2831 2870 3230 3485 3895 4522 4879 5066 5215 5453 5662 6109 6970 7790 9758 10430 10906 11305 12218 12665 13243 14155 17731 19817 22610 24395 25330 26486 27265 28310 30545 35462 39634 42763 48127 48790 54530 61090 66215 85526 88655 92701 96254 99085 103853 116071 132430 177310 185402 198170 207706 213815 232142 240635 336889 427630 463505 481270 519265 580355 673778 726971 812497 927010 1038530 1160710 1453942 1624994 1684445 1973207 3368890 3634855 3946414 4062485 7269710 8124970 9866035 13812449 19732070 27624898 69062245 138124490
- Sum of all divisors σ(n): 326592000
- Sum of proper divisors (its aliquot sum) s(n): 188467510
- 138124490 is an abundant number, because the sum of its proper divisors (188467510) is greater than itself. Its abundance is 50343020
Bases of 138124490
- Binary: 10000011101110011100110010102
- Hexadecimal: 0x83B9CCA
- Base-36: 2A8HJE
Squares and roots of 138124490
- 138124490 squared (1381244902) is 19078374737760100
- 138124490 cubed (1381244903) is 2635190780681997554849000
-
The
square root of 138124490 is 11752.6375763061 -
The
cube root of 138124490 is 516.9202699963
Scales and comparisons
How big is 138124490?- 138,124,490 seconds is equal to 4 years, 20 weeks, 2 days, 15 hours, 54 minutes, 50 seconds.
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To count from 1 to 138,124,490 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 138124490 cubic inches would be around 43.1 feet tall.
Recreational maths with 138124490
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The information we have on file for 138124490 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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