12972402740
12,972,402,740 is an even composite number composed of five prime numbers multiplied together.
12972402740 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of seventy-two divisors.
Prime factorization of 12972402740:
22 × 5 × 112 × 61 × 87877
(2 × 2 × 5 × 11 × 11 × 61 × 87877)See below for interesting mathematical facts about the number 12972402740 from the Numbermatics database.
Names of 12972402740
- Cardinal: 12972402740 can be written as Twelve billion, nine hundred seventy-two million, four hundred two thousand, seven hundred forty.
Scientific notation
- Scientific notation: 1.297240274 × 1010
Factors of 12972402740
Divisors of 12972402740
- Number of divisors d(n): 72
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Complete list of divisors:
1 2 4 5 10 11 20 22 44 55 61 110 121 122 220 242 244 305 484 605 610 671 1210 1220 1342 2420 2684 3355 6710 7381 13420 14762 29524 36905 73810 87877 147620 175754 351508 439385 878770 966647 1757540 1933294 3866588 4833235 5360497 9666470 10633117 10720994 19332940 21266234 21441988 26802485 42532468 53165585 53604970 58965467 106331170 107209940 117930934 212662340 235861868 294827335 589654670 648620137 1179309340 1297240274 2594480548 3243100685 6486201370 12972402740
- Sum of all divisors σ(n): 30434963496
- Sum of proper divisors (its aliquot sum) s(n): 17462560756
- 12972402740 is an abundant number, because the sum of its proper divisors (17462560756) is greater than itself. Its abundance is 4490158016
Bases of 12972402740
- Binary: 11000001010011011100101000001101002
- Hexadecimal: 0x305372834
- Base-36: 5YJFM0K
Squares and roots of 12972402740
- 12972402740 squared (129724027402) is 168283232848759507600
- 12972402740 cubed (129724027403) is 2183037870903305841991290824000
-
The
square root of 12972402740 is 113896.4562223075 -
The
cube root of 12972402740 is 2349.6696526739
Scales and comparisons
How big is 12972402740?- 12,972,402,740 seconds is equal to 412 years, 25 weeks, 13 hours, 12 minutes, 20 seconds.
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To count from 1 to 12,972,402,740 would take you about eight hundred twenty-four 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 12972402740 cubic inches would be around 195.8 feet tall.
Recreational maths with 12972402740
- 12972402740 backwards is 04720427921
- The number of decimal digits it has is: 11
- The sum of 12972402740's digits is 38
- More coming soon!
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