12978118400
12,978,118,400 is an even composite number composed of four prime numbers multiplied together.
12978118400 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of two hundred seventy divisors.
Prime factorization of 12978118400:
28 × 52 × 134 × 71
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 5 × 5 × 13 × 13 × 13 × 13 × 71)See below for interesting mathematical facts about the number 12978118400 from the Numbermatics database.
Names of 12978118400
- Cardinal: 12978118400 can be written as Twelve billion, nine hundred seventy-eight million, one hundred eighteen thousand, four hundred.
Scientific notation
- Scientific notation: 1.29781184 × 1010
Factors of 12978118400
Divisors of 12978118400
- Number of divisors d(n): 270
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Complete list of divisors:
1 2 4 5 8 10 13 16 20 25 26 32 40 50 52 64 65 71 80 100 104 128 130 142 160 169 200 208 256 260 284 320 325 338 355 400 416 520 568 640 650 676 710 800 832 845 923 1040 1136 1280 1300 1352 1420 1600 1664 1690 1775 1846 2080 2197 2272 2600 2704 2840 3200 3328 3380 3550 3692 4160 4225 4394 4544 4615 5200 5408 5680 6400 6760 7100 7384 8320 8450 8788 9088 9230 10400 10816 10985 11360 11999 13520 14200 14768 16640 16900 17576 18176 18460 20800 21632 21970 22720 23075 23998 27040 28400 28561 29536 33800 35152 36920 41600 43264 43940 45440 46150 47996 54080 54925 56800 57122 59072 59995 67600 70304 73840 83200 87880 90880 92300 95992 108160 109850 113600 114244 118144 119990 135200 140608 142805 147680 155987 175760 184600 191984 216320 219700 227200 228488 236288 239980 270400 281216 285610 295360 299975 311974 351520 369200 383968 439400 454400 456976 479960 540800 562432 571220 590720 599950 623948 703040 714025 738400 767936 779935 878800 913952 959920 1081600 1142440 1181440 1199900 1247896 1406080 1428050 1476800 1535872 1559870 1757600 1827904 1919840 2027831 2284880 2399800 2495792 2812160 2856100 2953600 3071744 3119740 3515200 3655808 3839680 3899675 4055662 4569760 4799600 4991584 5712200 5907200 6239480 7030400 7311616 7679360 7799350 8111324 9139520 9599200 9983168 10139155 11424400 12478960 14060800 15358720 15598700 16222648 18279040 19198400 19966336 20278310 22848800 24957920 31197400 32445296 36558080 38396800 39932672 40556620 45697600 49915840 50695775 62394800 64890592 76793600 81113240 91395200 99831680 101391550 124789600 129781184 162226480 182790400 199663360 202783100 249579200 259562368 324452960 405566200 499158400 519124736 648905920 811132400 998316800 1297811840 1622264800 2595623680 3244529600 6489059200 12978118400
- Sum of all divisors σ(n): 35289819432
- Sum of proper divisors (its aliquot sum) s(n): 22311701032
- 12978118400 is an abundant number, because the sum of its proper divisors (22311701032) is greater than itself. Its abundance is 9333582632
Bases of 12978118400
- Binary: 11000001011000111001011111000000002
- Hexadecimal: 0x3058E5F00
- Base-36: 5YMU48W
Squares and roots of 12978118400
- 12978118400 squared (129781184002) is 168431557204418560000
- 12978118400 cubed (129781184003) is 2185924691695317074837504000000
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The
square root of 12978118400 is 113921.5449333443 -
The
cube root of 12978118400 is 2350.0146913221
Scales and comparisons
How big is 12978118400?- 12,978,118,400 seconds is equal to 412 years, 34 weeks, 3 days, 16 hours, 53 minutes, 20 seconds.
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To count from 1 to 12,978,118,400 would take you about eight hundred twenty-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 12978118400 cubic inches would be around 195.8 feet tall.
Recreational maths with 12978118400
- 12978118400 backwards is 00481187921
- The number of decimal digits it has is: 11
- The sum of 12978118400's digits is 41
- More coming soon!
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