138627450
138,627,450 is an even composite number composed of five prime numbers multiplied together.
138627450 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of one hundred twenty divisors.
Prime factorization of 138627450:
2 × 34 × 52 × 13 × 2633
(2 × 3 × 3 × 3 × 3 × 5 × 5 × 13 × 2633)See below for interesting mathematical facts about the number 138627450 from the Numbermatics database.
Names of 138627450
- Cardinal: 138627450 can be written as One hundred thirty-eight million, six hundred twenty-seven thousand, four hundred fifty.
Scientific notation
- Scientific notation: 1.3862745 × 108
Factors of 138627450
Divisors of 138627450
- Number of divisors d(n): 120
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Complete list of divisors:
1 2 3 5 6 9 10 13 15 18 25 26 27 30 39 45 50 54 65 75 78 81 90 117 130 135 150 162 195 225 234 270 325 351 390 405 450 585 650 675 702 810 975 1053 1170 1350 1755 1950 2025 2106 2633 2925 3510 4050 5265 5266 5850 7899 8775 10530 13165 15798 17550 23697 26325 26330 34229 39495 47394 52650 65825 68458 71091 78990 102687 118485 131650 142182 171145 197475 205374 213273 236970 308061 342290 355455 394950 426546 513435 592425 616122 710910 855725 924183 1026870 1066365 1184850 1540305 1711450 1777275 1848366 2132730 2567175 2772549 3080610 3554550 4620915 5134350 5331825 5545098 7701525 9241830 10663650 13862745 15403050 23104575 27725490 46209150 69313725 138627450
- Sum of all divisors σ(n): 414965628
- Sum of proper divisors (its aliquot sum) s(n): 276338178
- 138627450 is an abundant number, because the sum of its proper divisors (276338178) is greater than itself. Its abundance is 137710728
Bases of 138627450
- Binary: 10000100001101001001011110102
- Hexadecimal: 0x843497A
- Base-36: 2AJ9MI
Squares and roots of 138627450
- 138627450 squared (1386274502) is 19217569893502500
- 138627450 cubed (1386274503) is 2664082709533023143625000
-
The
square root of 138627450 is 11774.0158824423 -
The
cube root of 138627450 is 517.5469396615
Scales and comparisons
How big is 138627450?- 138,627,450 seconds is equal to 4 years, 21 weeks, 1 day, 11 hours, 37 minutes, 30 seconds.
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To count from 1 to 138,627,450 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 138627450 cubic inches would be around 43.1 feet tall.
Recreational maths with 138627450
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