1397143720
1,397,143,720 is an even composite number composed of five prime numbers multiplied together.
1397143720 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of sixty-four divisors.
Prime factorization of 1397143720:
23 × 5 × 7 × 19 × 262621
(2 × 2 × 2 × 5 × 7 × 19 × 262621)See below for interesting mathematical facts about the number 1397143720 from the Numbermatics database.
Names of 1397143720
- Cardinal: 1397143720 can be written as One billion, three hundred ninety-seven million, one hundred forty-three thousand, seven hundred twenty.
Scientific notation
- Scientific notation: 1.39714372 × 109
Factors of 1397143720
Divisors of 1397143720
- Number of divisors d(n): 64
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Complete list of divisors:
1 2 4 5 7 8 10 14 19 20 28 35 38 40 56 70 76 95 133 140 152 190 266 280 380 532 665 760 1064 1330 2660 5320 262621 525242 1050484 1313105 1838347 2100968 2626210 3676694 4989799 5252420 7353388 9191735 9979598 10504840 14706776 18383470 19959196 24948995 34928593 36766940 39918392 49897990 69857186 73533880 99795980 139714372 174642965 199591960 279428744 349285930 698571860 1397143720
- Sum of all divisors σ(n): 3781756800
- Sum of proper divisors (its aliquot sum) s(n): 2384613080
- 1397143720 is an abundant number, because the sum of its proper divisors (2384613080) is greater than itself. Its abundance is 987469360
Bases of 1397143720
- Binary: 10100110100011010111000101010002
- Hexadecimal: 0x5346B8A8
- Base-36: N3TMZS
Squares and roots of 1397143720
- 1397143720 squared (13971437202) is 1952010574335438400
- 1397143720 cubed (13971437203) is 2727239315306350934006848000
-
The
square root of 1397143720 is 37378.3857329339 -
The
cube root of 1397143720 is 1117.9276410511
Scales and comparisons
How big is 1397143720?- 1,397,143,720 seconds is equal to 44 years, 22 weeks, 15 hours, 28 minutes, 40 seconds.
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To count from 1 to 1,397,143,720 would take you about eighty-eight 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 1397143720 cubic inches would be around 93.2 feet tall.
Recreational maths with 1397143720
- 1397143720 backwards is 0273417931
- The number of decimal digits it has is: 10
- The sum of 1397143720's digits is 37
- More coming soon!
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