138400077530
138,400,077,530 is an even composite number composed of seven prime numbers multiplied together.
138400077530 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of two hundred eighty-eight divisors.
Prime factorization of 138400077530:
2 × 5 × 11 × 132 × 312 × 61 × 127
(2 × 5 × 11 × 13 × 13 × 31 × 31 × 61 × 127)See below for interesting mathematical facts about the number 138400077530 from the Numbermatics database.
Names of 138400077530
- Cardinal: 138400077530 can be written as One hundred thirty-eight billion, four hundred million, seventy-seven thousand, five hundred thirty.
Scientific notation
- Scientific notation: 1.3840007753 × 1011
Factors of 138400077530
Divisors of 138400077530
- Number of divisors d(n): 288
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Complete list of divisors:
1 2 5 10 11 13 22 26 31 55 61 62 65 110 122 127 130 143 155 169 254 286 305 310 338 341 403 610 635 671 682 715 793 806 845 961 1270 1342 1397 1430 1586 1651 1690 1705 1859 1891 1922 2015 2794 3302 3355 3410 3718 3782 3937 3965 4030 4433 4805 5239 6710 6985 7747 7874 7930 8255 8723 8866 9295 9455 9610 10309 10478 10571 12493 13970 15494 16510 17446 18161 18590 18910 19685 20618 20801 21142 21463 22165 24583 24986 26195 36322 38735 39370 41602 42926 43307 43615 44330 49166 51181 51545 52390 52855 57629 58621 62465 77470 85217 86614 87230 90805 100711 102362 103090 104005 105710 107315 113399 115258 117242 122047 122915 124930 137423 162409 170434 181610 201422 208010 214630 216535 226798 236093 240157 244094 245830 255905 270413 274846 288145 293105 319579 324818 426085 433070 472186 480314 503555 511810 540826 562991 566995 576290 586210 610235 639158 644831 665353 687115 762073 812045 852170 1007110 1107821 1125982 1133990 1180465 1200785 1220470 1289662 1309243 1330706 1342517 1352065 1374230 1524146 1586611 1597895 1624090 1786499 2215642 2360930 2401570 2618486 2641727 2685034 2704130 2814955 3122041 3173222 3195790 3224155 3326765 3515369 3572998 3810365 5283454 5539105 5629910 6244082 6448310 6546215 6653530 6712585 7030738 7318883 7444867 7620730 7933055 8382803 8932495 9906949 11078210 13092430 13208635 13425170 14401673 14637766 14889734 15610205 15866110 16765606 17452721 17576845 17864990 19813898 20625943 26417270 28803346 31220410 34342451 34905442 35153690 36594415 37224335 40586533 41251886 41914015 49534745 68684902 72008365 73188830 74448670 81173066 81893537 83828030 87263605 96783271 99069490 103129715 108976439 144016730 163787074 171712255 174527210 193566542 202932665 206259430 217952878 226885373 343424510 405865330 409467685 446451863 453770746 483916355 544882195 818935370 892903726 967832710 1064615981 1089764390 1134426865 1258182523 2129231962 2232259315 2268853730 2516365046 4464518630 5323079905 6290912615 10646159810 12581825230 13840007753 27680015506 69200038765 138400077530
- Sum of all divisors σ(n): 311498348544
- Sum of proper divisors (its aliquot sum) s(n): 173098271014
- 138400077530 is an abundant number, because the sum of its proper divisors (173098271014) is greater than itself. Its abundance is 34698193484
Bases of 138400077530
- Binary: 100000001110010100100110010110110110102
- Hexadecimal: 0x20394996DA
- Base-36: 1RKVTZA2
Squares and roots of 138400077530
- 138400077530 squared (1384000775302) is 19154581460310010900900
- 138400077530 cubed (1384000775303) is 2650995559161606126519705146777000
-
The
square root of 138400077530 is 372021.6089557165 -
The
cube root of 138400077530 is 5172.6382997721
Scales and comparisons
How big is 138400077530?- 138,400,077,530 seconds is equal to 4,400 years, 36 weeks, 17 hours, 58 minutes, 50 seconds.
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To count from 1 to 138,400,077,530 would take you about eight thousand, eight hundred one 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 138400077530 cubic inches would be around 431.1 feet tall.
Recreational maths with 138400077530
- 138400077530 backwards is 035770004831
- The number of decimal digits it has is: 12
- The sum of 138400077530's digits is 38
- More coming soon!
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