138348756
138,348,756 is an even composite number composed of five prime numbers multiplied together.
138348756 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of one hundred forty-four divisors.
Prime factorization of 138348756:
22 × 33 × 72 × 13 × 2011
(2 × 2 × 3 × 3 × 3 × 7 × 7 × 13 × 2011)See below for interesting mathematical facts about the number 138348756 from the Numbermatics database.
Names of 138348756
- Cardinal: 138348756 can be written as One hundred thirty-eight million, three hundred forty-eight thousand, seven hundred fifty-six.
Scientific notation
- Scientific notation: 1.38348756 × 108
Factors of 138348756
Divisors of 138348756
- Number of divisors d(n): 144
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Complete list of divisors:
1 2 3 4 6 7 9 12 13 14 18 21 26 27 28 36 39 42 49 52 54 63 78 84 91 98 108 117 126 147 156 182 189 196 234 252 273 294 351 364 378 441 468 546 588 637 702 756 819 882 1092 1274 1323 1404 1638 1764 1911 2011 2457 2548 2646 3276 3822 4022 4914 5292 5733 6033 7644 8044 9828 11466 12066 14077 17199 18099 22932 24132 26143 28154 34398 36198 42231 52286 54297 56308 68796 72396 78429 84462 98539 104572 108594 126693 156858 168924 183001 197078 217188 235287 253386 295617 313716 366002 380079 394156 470574 506772 549003 591234 705861 732004 760158 886851 941148 1098006 1182468 1281007 1411722 1520316 1647009 1773702 2196012 2562014 2660553 2823444 3294018 3547404 3843021 4941027 5124028 5321106 6588036 7686042 9882054 10642212 11529063 15372084 19764108 23058126 34587189 46116252 69174378 138348756
- Sum of all divisors σ(n): 449561280
- Sum of proper divisors (its aliquot sum) s(n): 311212524
- 138348756 is an abundant number, because the sum of its proper divisors (311212524) is greater than itself. Its abundance is 172863768
Bases of 138348756
- Binary: 10000011111100001000110101002
- Hexadecimal: 0x83F08D4
- Base-36: 2ADAL0
Squares and roots of 138348756
- 138348756 squared (1383487562) is 19140378286747536
- 138348756 cubed (1383487563) is 2648047525340932891665216
-
The
square root of 138348756 is 11762.1747989051 -
The
cube root of 138348756 is 517.1998847983
Scales and comparisons
How big is 138348756?- 138,348,756 seconds is equal to 4 years, 20 weeks, 5 days, 6 hours, 12 minutes, 36 seconds.
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To count from 1 to 138,348,756 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 138348756 cubic inches would be around 43.1 feet tall.
Recreational maths with 138348756
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