1381225720
1,381,225,720 is an even composite number composed of five prime numbers multiplied together.
1381225720 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of ninety-six divisors.
Prime factorization of 1381225720:
23 × 5 × 72 × 409 × 1723
(2 × 2 × 2 × 5 × 7 × 7 × 409 × 1723)See below for interesting mathematical facts about the number 1381225720 from the Numbermatics database.
Names of 1381225720
- Cardinal: 1381225720 can be written as One billion, three hundred eighty-one million, two hundred twenty-five thousand, seven hundred twenty.
Scientific notation
- Scientific notation: 1.38122572 × 109
Factors of 1381225720
Divisors of 1381225720
- Number of divisors d(n): 96
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Complete list of divisors:
1 2 4 5 7 8 10 14 20 28 35 40 49 56 70 98 140 196 245 280 392 409 490 818 980 1636 1723 1960 2045 2863 3272 3446 4090 5726 6892 8180 8615 11452 12061 13784 14315 16360 17230 20041 22904 24122 28630 34460 40082 48244 57260 60305 68920 80164 84427 96488 100205 114520 120610 160328 168854 200410 241220 337708 400820 422135 482440 675416 704707 801640 844270 1409414 1688540 2818828 3377080 3523535 4932949 5637656 7047070 9865898 14094140 19731796 24664745 28188280 34530643 39463592 49329490 69061286 98658980 138122572 172653215 197317960 276245144 345306430 690612860 1381225720
- Sum of all divisors σ(n): 3626089200
- Sum of proper divisors (its aliquot sum) s(n): 2244863480
- 1381225720 is an abundant number, because the sum of its proper divisors (2244863480) is greater than itself. Its abundance is 863637760
Bases of 1381225720
- Binary: 10100100101001111010100111110002
- Hexadecimal: 0x5253D4F8
- Base-36: MUCGL4
Squares and roots of 1381225720
- 1381225720 squared (13812257202) is 1907784489589518400
- 1381225720 cubed (13812257203) is 2635081005238115056493248000
-
The
square root of 1381225720 is 37164.8452169521 -
The
cube root of 1381225720 is 1113.6658068159
Scales and comparisons
How big is 1381225720?- 1,381,225,720 seconds is equal to 43 years, 47 weeks, 5 days, 9 hours, 48 minutes, 40 seconds.
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To count from 1 to 1,381,225,720 would take you about eighty-seven 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 1381225720 cubic inches would be around 92.8 feet tall.
Recreational maths with 1381225720
- 1381225720 backwards is 0275221831
- The number of decimal digits it has is: 10
- The sum of 1381225720's digits is 31
- More coming soon!
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The information we have on file for 1381225720 includes mathematical data and numerical statistics calculated using standard algorithms and methods. We are adding more all the time. If there are any features you would like to see, please contact us. Information provided for educational use, intellectual curiosity and fun!
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