40021678944
40,021,678,944 is an even composite number composed of four prime numbers multiplied together.
40021678944 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of seventy-two divisors.
Prime factorization of 40021678944:
25 × 32 × 13 × 10689551
(2 × 2 × 2 × 2 × 2 × 3 × 3 × 13 × 10689551)See below for interesting mathematical facts about the number 40021678944 from the Numbermatics database.
Names of 40021678944
- Cardinal: 40021678944 can be written as Forty billion, twenty-one million, six hundred seventy-eight thousand, nine hundred forty-four.
Scientific notation
- Scientific notation: 4.0021678944 × 1010
Factors of 40021678944
Divisors of 40021678944
- Number of divisors d(n): 72
-
Complete list of divisors:
1 2 3 4 6 8 9 12 13 16 18 24 26 32 36 39 48 52 72 78 96 104 117 144 156 208 234 288 312 416 468 624 936 1248 1872 3744 10689551 21379102 32068653 42758204 64137306 85516408 96205959 128274612 138964163 171032816 192411918 256549224 277928326 342065632 384823836 416892489 513098448 555856652 769647672 833784978 1026196896 1111713304 1250677467 1539295344 1667569956 2223426608 2501354934 3078590688 3335139912 4446853216 5002709868 6670279824 10005419736 13340559648 20010839472 40021678944
- Sum of all divisors σ(n): 122566403232
- Sum of proper divisors (its aliquot sum) s(n): 82544724288
- 40021678944 is an abundant number, because the sum of its proper divisors (82544724288) is greater than itself. Its abundance is 42523045344
Bases of 40021678944
- Binary: 1001010100010111101001011011011000002
- Hexadecimal: 0x9517A5B60
- Base-36: IDVVH40
Squares and roots of 40021678944
- 40021678944 squared (400216789442) is 1601734785496612955136
- 40021678944 cubed (400216789443) is 64104115338582151289884067856384
-
The
square root of 40021678944 is 200054.1900186047 -
The
cube root of 40021678944 is 3420.5696229821
Scales and comparisons
How big is 40021678944?- 40,021,678,944 seconds is equal to 1,272 years, 29 weeks, 2 days, 21 hours, 2 minutes, 24 seconds.
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To count from 1 to 40,021,678,944 would take you about two thousand, five hundred forty-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 40021678944 cubic inches would be around 285 feet tall.
Recreational maths with 40021678944
- 40021678944 backwards is 44987612004
- The number of decimal digits it has is: 11
- The sum of 40021678944's digits is 45
- More coming soon!
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