138387291120
138,387,291,120 is an even composite number composed of six prime numbers multiplied together.
138387291120 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of two hundred forty divisors.
Prime factorization of 138387291120:
24 × 32 × 5 × 13 × 757 × 19531
(2 × 2 × 2 × 2 × 3 × 3 × 5 × 13 × 757 × 19531)See below for interesting mathematical facts about the number 138387291120 from the Numbermatics database.
Names of 138387291120
- Cardinal: 138387291120 can be written as One hundred thirty-eight billion, three hundred eighty-seven million, two hundred ninety-one thousand, one hundred twenty.
Scientific notation
- Scientific notation: 1.3838729112 × 1011
Factors of 138387291120
Divisors of 138387291120
- Number of divisors d(n): 240
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Complete list of divisors:
1 2 3 4 5 6 8 9 10 12 13 15 16 18 20 24 26 30 36 39 40 45 48 52 60 65 72 78 80 90 104 117 120 130 144 156 180 195 208 234 240 260 312 360 390 468 520 585 624 720 757 780 936 1040 1170 1514 1560 1872 2271 2340 3028 3120 3785 4542 4680 6056 6813 7570 9084 9360 9841 11355 12112 13626 15140 18168 19531 19682 22710 27252 29523 30280 34065 36336 39062 39364 45420 49205 54504 58593 59046 60560 68130 78124 78728 88569 90840 97655 98410 109008 117186 118092 136260 147615 156248 157456 175779 177138 181680 195310 196820 234372 236184 253903 272520 292965 295230 312496 351558 354276 390620 393640 442845 468744 472368 507806 545040 585930 590460 703116 708552 761709 781240 787280 878895 885690 937488 1015612 1171860 1180920 1269515 1406232 1417104 1523418 1562480 1757790 1771380 2031224 2285127 2343720 2361840 2539030 2812464 3046836 3515580 3542760 3808545 4062448 4570254 4687440 5078060 6093672 7031160 7085520 7617090 9140508 10156120 11425635 12187344 14062320 14784967 15234180 18281016 20312240 22851270 29569934 30468360 36562032 44354901 45702540 59139868 60936720 73924835 88709802 91405080 118279736 133064703 147849670 177419604 182810160 192204571 221774505 236559472 266129406 295699340 354839208 384409142 443549010 532258812 576613713 591398680 665323515 709678416 768818284 887098020 961022855 1064517624 1153227426 1182797360 1330647030 1537636568 1729841139 1774196040 1922045710 2129035248 2306454852 2661294060 2883068565 3075273136 3459682278 3548392080 3844091420 4612909704 5322588120 5766137130 6919364556 7688182840 8649205695 9225819408 10645176240 11532274260 13838729112 15376365680 17298411390 23064548520 27677458224 34596822780 46129097040 69193645560 138387291120
- Sum of all divisors σ(n): 501187526112
- Sum of proper divisors (its aliquot sum) s(n): 362800234992
- 138387291120 is an abundant number, because the sum of its proper divisors (362800234992) is greater than itself. Its abundance is 224412943872
Bases of 138387291120
- Binary: 100000001110001000011001111011111100002
- Hexadecimal: 0x2038867BF0
- Base-36: 1RKO7X80
Squares and roots of 138387291120
- 138387291120 squared (1383872911202) is 19151042343531630854400
- 138387291120 cubed (1383872911203) is 2650260872045758847976227132928000
-
The
square root of 138387291120 is 372004.4235220867 -
The
cube root of 138387291120 is 5172.4789994975
Scales and comparisons
How big is 138387291120?- 138,387,291,120 seconds is equal to 4,400 years, 14 weeks, 6 days, 18 hours, 12 minutes.
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To count from 1 to 138,387,291,120 would take you about eight thousand, eight hundred 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 138387291120 cubic inches would be around 431 feet tall.
Recreational maths with 138387291120
- 138387291120 backwards is 021192783831
- 138387291120 is a
Harshad number . - The number of decimal digits it has is: 12
- The sum of 138387291120's digits is 45
- More coming soon!
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