13138866738
13,138,866,738 is an even composite number composed of seven prime numbers multiplied together.
13138866738 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of two hundred fifty-six divisors.
Prime factorization of 13138866738:
2 × 33 × 17 × 19 × 53 × 61 × 233
(2 × 3 × 3 × 3 × 17 × 19 × 53 × 61 × 233)See below for interesting mathematical facts about the number 13138866738 from the Numbermatics database.
Names of 13138866738
- Cardinal: 13138866738 can be written as Thirteen billion, one hundred thirty-eight million, eight hundred sixty-six thousand, seven hundred thirty-eight.
Scientific notation
- Scientific notation: 1.3138866738 × 1010
Factors of 13138866738
Divisors of 13138866738
- Number of divisors d(n): 256
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Complete list of divisors:
1 2 3 6 9 17 18 19 27 34 38 51 53 54 57 61 102 106 114 122 153 159 171 183 233 306 318 323 342 366 459 466 477 513 549 646 699 901 918 954 969 1007 1026 1037 1098 1159 1398 1431 1647 1802 1938 2014 2074 2097 2318 2703 2862 2907 3021 3111 3233 3294 3477 3961 4194 4427 5406 5814 6042 6222 6291 6466 6954 7922 8109 8721 8854 9063 9333 9699 10431 11883 12349 12582 13281 14213 16218 17119 17442 18126 18666 19398 19703 20862 23766 24327 24698 26562 27189 27999 28426 29097 31293 34238 35649 37047 39406 39843 42639 48654 51357 54378 54961 55998 58194 59109 61427 62586 71298 74094 75259 79686 85278 87291 102714 106947 109922 111141 118218 119529 122854 127917 150518 154071 164883 174582 177327 184281 209933 213894 222282 225777 234631 239058 241621 255834 270047 308142 329766 333423 354654 368562 383751 419866 451554 462213 469262 483242 494649 531981 540094 552843 629799 666846 677331 703893 724863 753289 767502 810141 924426 989298 1044259 1063962 1105686 1259598 1354662 1407786 1449726 1483947 1506578 1620282 1658529 1889397 2031993 2088518 2111679 2174589 2259867 2430423 2967894 3132777 3317058 3778794 3988727 4063986 4223358 4349178 4519734 4590799 4860846 5668191 6265554 6335037 6523767 6779601 7291269 7977454 9181598 9398331 11336382 11966181 12670074 12805913 13047534 13559202 13772397 14312491 14582538 18796662 20338803 23932362 25611826 27544794 28194993 28624982 35898543 38417739 40677606 41317191 42937473 56389986 71797086 76835478 82634382 85874946 107695629 115253217 123951573 128812419 215391258 230506434 243312347 247903146 257624838 345759651 386437257 486624694 691519302 729937041 772874514 1459874082 2189811123 4379622246 6569433369 13138866738
- Sum of all divisors σ(n): 33844262400
- Sum of proper divisors (its aliquot sum) s(n): 20705395662
- 13138866738 is an abundant number, because the sum of its proper divisors (20705395662) is greater than itself. Its abundance is 7566528924
Bases of 13138866738
- Binary: 11000011110010001100110010001100102
- Hexadecimal: 0x30F233232
- Base-36: 61AJIGI
Squares and roots of 13138866738
- 13138866738 squared (131388667382) is 172629819158922760644
- 13138866738 cubed (131388667383) is 2268160188934125395736587059272
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The
square root of 13138866738 is 114624.8958036605 -
The
cube root of 13138866738 is 2359.6774155705
Scales and comparisons
How big is 13138866738?- 13,138,866,738 seconds is equal to 417 years, 40 weeks, 2 days, 5 hours, 12 minutes, 18 seconds.
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To count from 1 to 13,138,866,738 would take you about eight hundred thirty-five 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 13138866738 cubic inches would be around 196.6 feet tall.
Recreational maths with 13138866738
- 13138866738 backwards is 83766883131
- 13138866738 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 13138866738's digits is 54
- More coming soon!
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