12991083864
12,991,083,864 is an even composite number composed of seven prime numbers multiplied together.
12991083864 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 12991083864:
23 × 3 × 11 × 19 × 41 × 181 × 349
(2 × 2 × 2 × 3 × 11 × 19 × 41 × 181 × 349)See below for interesting mathematical facts about the number 12991083864 from the Numbermatics database.
Names of 12991083864
- Cardinal: 12991083864 can be written as Twelve billion, nine hundred ninety-one million, eighty-three thousand, eight hundred sixty-four.
Scientific notation
- Scientific notation: 1.2991083864 × 1010
Factors of 12991083864
Divisors of 12991083864
- Number of divisors d(n): 256
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Complete list of divisors:
1 2 3 4 6 8 11 12 19 22 24 33 38 41 44 57 66 76 82 88 114 123 132 152 164 181 209 228 246 264 328 349 362 418 451 456 492 543 627 698 724 779 836 902 984 1047 1086 1254 1353 1396 1448 1558 1672 1804 1991 2094 2172 2337 2508 2706 2792 3116 3439 3608 3839 3982 4188 4344 4674 5016 5412 5973 6232 6631 6878 7421 7678 7964 8376 8569 9348 10317 10824 11517 11946 13262 13756 14309 14842 15356 15928 17138 18696 19893 20634 22263 23034 23892 25707 26524 27512 28618 29684 30712 34276 37829 39786 41268 42927 44526 46068 47784 51414 53048 57236 59368 63169 68552 72941 75658 79572 81631 82536 85854 89052 92136 102828 113487 114472 126338 140999 145882 151316 157399 159144 163262 171708 178104 189507 205656 218823 226974 244893 252676 271871 281998 291764 302632 314798 326524 343416 379014 422997 437646 453948 472197 489786 505352 543742 563996 583528 629596 653048 694859 758028 815613 845994 875292 907896 944394 979572 1087484 1127992 1200211 1259192 1389718 1516056 1550989 1631226 1691988 1750584 1888788 1959144 2084577 2174968 2400422 2589929 2779436 2990581 3101978 3262452 3383976 3600633 3777576 4169154 4652967 4800844 5179858 5558872 5981162 6203956 6524904 7201266 7769787 8338308 8971743 9305934 9601688 10359716 11962324 12407912 13202321 14402532 15539574 16676616 17943486 18611868 20719432 23924648 26404642 28489219 28805064 31079148 35886972 37223736 39606963 49208651 52809284 56978438 62158296 71773944 79213926 85467657 98417302 105618568 113956876 147625953 158427852 170935314 196834604 227913752 295251906 316855704 341870628 393669208 541295161 590503812 683741256 1082590322 1181007624 1623885483 2165180644 3247770966 4330361288 6495541932 12991083864
- Sum of all divisors σ(n): 38525760000
- Sum of proper divisors (its aliquot sum) s(n): 25534676136
- 12991083864 is an abundant number, because the sum of its proper divisors (25534676136) is greater than itself. Its abundance is 12543592272
Bases of 12991083864
- Binary: 11000001100101010000110101010110002
- Hexadecimal: 0x306543558
- Base-36: 5YUK0GO
Squares and roots of 12991083864
- 12991083864 squared (129910838642) is 168768259961481170496
- 12991083864 cubed (129910838643) is 2192482618740955295570418476544
-
The
square root of 12991083864 is 113978.4359604923 -
The
cube root of 12991083864 is 2350.7970052943
Scales and comparisons
How big is 12991083864?- 12,991,083,864 seconds is equal to 413 years, 3 weeks, 6 days, 18 hours, 24 minutes, 24 seconds.
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To count from 1 to 12,991,083,864 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 12991083864 cubic inches would be around 195.9 feet tall.
Recreational maths with 12991083864
- 12991083864 backwards is 46838019921
- The number of decimal digits it has is: 11
- The sum of 12991083864's digits is 51
- More coming soon!
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