12991940136
12,991,940,136 is an even composite number composed of five prime numbers multiplied together.
12991940136 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of one hundred ninety-two divisors.
Prime factorization of 12991940136:
23 × 33 × 7 × 193 × 2112
(2 × 2 × 2 × 3 × 3 × 3 × 7 × 193 × 211 × 211)See below for interesting mathematical facts about the number 12991940136 from the Numbermatics database.
Names of 12991940136
- Cardinal: 12991940136 can be written as Twelve billion, nine hundred ninety-one million, nine hundred forty thousand, one hundred thirty-six.
Scientific notation
- Scientific notation: 1.2991940136 × 1010
Factors of 12991940136
Divisors of 12991940136
- Number of divisors d(n): 192
-
Complete list of divisors:
1 2 3 4 6 7 8 9 12 14 18 21 24 27 28 36 42 54 56 63 72 84 108 126 168 189 193 211 216 252 378 386 422 504 579 633 756 772 844 1158 1266 1351 1477 1512 1544 1688 1737 1899 2316 2532 2702 2954 3474 3798 4053 4431 4632 5064 5211 5404 5697 5908 6948 7596 8106 8862 10422 10808 11394 11816 12159 13293 13896 15192 16212 17724 20844 22788 24318 26586 32424 35448 36477 39879 40723 41688 44521 45576 48636 53172 72954 79758 81446 89042 97272 106344 122169 133563 145908 159516 162892 178084 244338 267126 285061 291816 311647 319032 325784 356168 366507 400689 488676 534252 570122 623294 733014 801378 855183 934941 977352 1068504 1099521 1140244 1202067 1246588 1466028 1602756 1710366 1869882 2199042 2280488 2404134 2493176 2565549 2804823 2932056 3205512 3420732 3739764 4398084 4808268 5131098 5609646 6841464 7479528 7696647 8414469 8592553 8796168 9616536 10262196 11219292 15393294 16828938 17185106 20524392 22438584 25777659 30786588 33657876 34370212 51555318 60147871 61573176 67315752 68740424 77332977 103110636 120295742 154665954 180443613 206221272 231998931 240591484 309331908 360887226 463997862 481182968 541330839 618663816 721774452 927995724 1082661678 1443548904 1623992517 1855991448 2165323356 3247985034 4330646712 6495970068 12991940136
- Sum of all divisors σ(n): 41655369600
- Sum of proper divisors (its aliquot sum) s(n): 28663429464
- 12991940136 is an abundant number, because the sum of its proper divisors (28663429464) is greater than itself. Its abundance is 15671489328
Bases of 12991940136
- Binary: 11000001100110000101000110001010002
- Hexadecimal: 0x306614628
- Base-36: 5YV2D60
Squares and roots of 12991940136
- 12991940136 squared (129919401362) is 168790508497407698496
- 12991940136 cubed (129919401363) is 2192916181923320130045569235456
-
The
square root of 12991940136 is 113982.1921880783 -
The
cube root of 12991940136 is 2350.8486529587
Scales and comparisons
How big is 12991940136?- 12,991,940,136 seconds is equal to 413 years, 5 weeks, 2 days, 16 hours, 15 minutes, 36 seconds.
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To count from 1 to 12,991,940,136 would take you about eight hundred twenty-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 12991940136 cubic inches would be around 195.9 feet tall.
Recreational maths with 12991940136
- 12991940136 backwards is 63104919921
- The number of decimal digits it has is: 11
- The sum of 12991940136's digits is 45
- More coming soon!
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