12991347072
12,991,347,072 is an even composite number composed of five prime numbers multiplied together.
12991347072 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 12991347072:
27 × 32 × 11 × 31 × 33071
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 3 × 11 × 31 × 33071)See below for interesting mathematical facts about the number 12991347072 from the Numbermatics database.
Names of 12991347072
- Cardinal: 12991347072 can be written as Twelve billion, nine hundred ninety-one million, three hundred forty-seven thousand and seventy-two.
Scientific notation
- Scientific notation: 1.2991347072 × 1010
Factors of 12991347072
Divisors of 12991347072
- Number of divisors d(n): 192
-
Complete list of divisors:
1 2 3 4 6 8 9 11 12 16 18 22 24 31 32 33 36 44 48 62 64 66 72 88 93 96 99 124 128 132 144 176 186 192 198 248 264 279 288 341 352 372 384 396 496 528 558 576 682 704 744 792 992 1023 1056 1116 1152 1364 1408 1488 1584 1984 2046 2112 2232 2728 2976 3069 3168 3968 4092 4224 4464 5456 5952 6138 6336 8184 8928 10912 11904 12276 12672 16368 17856 21824 24552 32736 33071 35712 43648 49104 65472 66142 98208 99213 130944 132284 196416 198426 264568 297639 363781 392832 396852 529136 595278 727562 793704 1025201 1058272 1091343 1190556 1455124 1587408 2050402 2116544 2182686 2381112 2910248 3075603 3174816 3274029 4100804 4233088 4365372 4762224 5820496 6151206 6349632 6548058 8201608 8730744 9226809 9524448 11277211 11640992 12302412 12699264 13096116 16403216 17461488 18453618 19048896 22554422 23281984 24604824 26192232 32806432 33831633 34922976 36907236 38097792 45108844 46563968 49209648 52384464 65612864 67663266 69845952 73814472 90217688 98419296 101494899 104768928 131225728 135326532 139691904 147628944 180435376 196838592 202989798 209537856 270653064 295257888 360870752 393677184 405979596 419075712 541306128 590515776 721741504 811959192 1082612256 1181031552 1443483008 1623918384 2165224512 3247836768 4330449024 6495673536 12991347072
- Sum of all divisors σ(n): 42099333120
- Sum of proper divisors (its aliquot sum) s(n): 29107986048
- 12991347072 is an abundant number, because the sum of its proper divisors (29107986048) is greater than itself. Its abundance is 16116638976
Bases of 12991347072
- Binary: 11000001100101100000111001100000002
- Hexadecimal: 0x306583980
- Base-36: 5YUPNK0
Squares and roots of 12991347072
- 12991347072 squared (129913470722) is 168775098745162973184
- 12991347072 cubed (129913470723) is 2192615884909483865836772917248
-
The
square root of 12991347072 is 113979.5905941059 -
The
cube root of 12991347072 is 2350.8128814239
Scales and comparisons
How big is 12991347072?- 12,991,347,072 seconds is equal to 413 years, 4 weeks, 2 days, 19 hours, 31 minutes, 12 seconds.
-
To count from 1 to 12,991,347,072 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 12991347072 cubic inches would be around 195.9 feet tall.
Recreational maths with 12991347072
- 12991347072 backwards is 27074319921
- The number of decimal digits it has is: 11
- The sum of 12991347072's digits is 45
- More coming soon!
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