42139878400
42,139,878,400 is an even composite number composed of three prime numbers multiplied together.
42139878400 is an even composite number. It is composed of three distinct prime numbers multiplied together. It has a total of ninety-nine divisors.
Prime factorization of 42139878400:
210 × 52 × 12832
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 5 × 5 × 1283 × 1283)See below for interesting mathematical facts about the number 42139878400 from the Numbermatics database.
Names of 42139878400
- Cardinal: 42139878400 can be written as Forty-two billion, one hundred thirty-nine million, eight hundred seventy-eight thousand, four hundred.
Scientific notation
- Scientific notation: 4.21398784 × 1010
Factors of 42139878400
Divisors of 42139878400
- Number of divisors d(n): 99
-
Complete list of divisors:
1 2 4 5 8 10 16 20 25 32 40 50 64 80 100 128 160 200 256 320 400 512 640 800 1024 1280 1283 1600 2560 2566 3200 5120 5132 6400 6415 10264 12800 12830 20528 25600 25660 32075 41056 51320 64150 82112 102640 128300 164224 205280 256600 328448 410560 513200 656896 821120 1026400 1313792 1642240 1646089 2052800 3284480 3292178 4105600 6568960 6584356 8211200 8230445 13168712 16422400 16460890 26337424 32844800 32921780 41152225 52674848 65843560 82304450 105349696 131687120 164608900 210699392 263374240 329217800 421398784 526748480 658435600 842797568 1053496960 1316871200 1685595136 2106993920 2633742400 4213987840 5267484800 8427975680 10534969600 21069939200 42139878400
- Sum of all divisors σ(n): 104537348461
- Sum of proper divisors (its aliquot sum) s(n): 62397470061
- 42139878400 is an abundant number, because the sum of its proper divisors (62397470061) is greater than itself. Its abundance is 20257591661
Bases of 42139878400
- Binary: 1001110011111011101110000100000000002
- Hexadecimal: 0x9CFBB8400
- Base-36: JCWZU9S
Squares and roots of 42139878400
- 42139878400 squared (421398784002) is 1775769351566786560000
- 42139878400 cubed (421398784003) is 74830704541471235117154304000000
-
42139878400 is a
perfect square number . Itssquare root is 205280 -
The
cube root of 42139878400 is 3479.8812660419
Scales and comparisons
How big is 42139878400?- 42,139,878,400 seconds is equal to 1,339 years, 47 weeks, 5 days, 1 hour, 46 minutes, 40 seconds.
-
To count from 1 to 42,139,878,400 would take you about two thousand, six hundred seventy-nine 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 42139878400 cubic inches would be around 290 feet tall.
Recreational maths with 42139878400
- 42139878400 backwards is 00487893124
- The number of decimal digits it has is: 11
- The sum of 42139878400's digits is 46
- More coming soon!
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