12439955520
12,439,955,520 is an even composite number composed of five prime numbers multiplied together.
12439955520 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of one hundred sixty-eight divisors.
Prime factorization of 12439955520:
26 × 32 × 5 × 283 × 15263
(2 × 2 × 2 × 2 × 2 × 2 × 3 × 3 × 5 × 283 × 15263)See below for interesting mathematical facts about the number 12439955520 from the Numbermatics database.
Names of 12439955520
- Cardinal: 12439955520 can be written as Twelve billion, four hundred thirty-nine million, nine hundred fifty-five thousand, five hundred twenty.
Scientific notation
- Scientific notation: 1.243995552 × 1010
Factors of 12439955520
Divisors of 12439955520
- Number of divisors d(n): 168
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Complete list of divisors:
1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 30 32 36 40 45 48 60 64 72 80 90 96 120 144 160 180 192 240 283 288 320 360 480 566 576 720 849 960 1132 1415 1440 1698 2264 2547 2830 2880 3396 4245 4528 5094 5660 6792 8490 9056 10188 11320 12735 13584 15263 16980 18112 20376 22640 25470 27168 30526 33960 40752 45280 45789 50940 54336 61052 67920 76315 81504 90560 91578 101880 122104 135840 137367 152630 163008 183156 203760 228945 244208 271680 274734 305260 366312 407520 457890 488416 549468 610520 686835 732624 815040 915780 976832 1098936 1221040 1373670 1465248 1831560 2197872 2442080 2747340 2930496 3663120 4319429 4395744 4884160 5494680 7326240 8638858 8791488 10989360 12958287 14652480 17277716 21597145 21978720 25916574 34555432 38874861 43194290 43957440 51833148 64791435 69110864 77749722 86388580 103666296 129582870 138221728 155499444 172777160 194374305 207332592 259165740 276443456 310998888 345554320 388748610 414665184 518331480 621997776 691108640 777497220 829330368 1036662960 1243995552 1382217280 1554994440 2073325920 2487991104 3109988880 4146651840 6219977760 12439955520
- Sum of all divisors σ(n): 42942272256
- Sum of proper divisors (its aliquot sum) s(n): 30502316736
- 12439955520 is an abundant number, because the sum of its proper divisors (30502316736) is greater than itself. Its abundance is 18062361216
Bases of 12439955520
- Binary: 10111001010111101010101000010000002
- Hexadecimal: 0x2E57AA840
- Base-36: 5PQFF40
Squares and roots of 12439955520
- 12439955520 squared (124399555202) is 154752493339578470400
- 12439955520 cubed (124399555203) is 1925114133753452427325636608000
-
The
square root of 12439955520 is 111534.5485488689 -
The
cube root of 12439955520 is 2317.0724269925
Scales and comparisons
How big is 12439955520?- 12,439,955,520 seconds is equal to 395 years, 28 weeks, 4 days, 23 hours, 12 minutes.
-
To count from 1 to 12,439,955,520 would take you about seven hundred ninety-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 12439955520 cubic inches would be around 193.1 feet tall.
Recreational maths with 12439955520
- 12439955520 backwards is 02555993421
- 12439955520 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 12439955520's digits is 45
- More coming soon!
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