Base | Representation |
---|---|
bin | 10001101101001… |
… | …011111001111001 |
3 | 202200222002211221 |
4 | 101231023321321 |
5 | 1102021323123 |
6 | 45250552041 |
7 | 10234644025 |
oct | 2155137171 |
9 | 680862757 |
10 | 297057913 |
11 | 142755009 |
12 | 83598621 |
13 | 4970a919 |
14 | 2b649385 |
15 | 1b12c25d |
hex | 11b4be79 |
297057913 has 8 divisors (see below), whose sum is σ = 316461600. Its totient is φ = 278031168.
The previous prime is 297057899. The next prime is 297057923. The reversal of 297057913 is 319750792.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 297057913 - 29 = 297057401 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 297057913.
It is not an unprimeable number, because it can be changed into a prime (297057923) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 92608 + ... + 95761.
It is an arithmetic number, because the mean of its divisors is an integer number (39557700).
Almost surely, 2297057913 is an apocalyptic number.
It is an amenable number.
297057913 is a deficient number, since it is larger than the sum of its proper divisors (19403687).
297057913 is a wasteful number, since it uses less digits than its factorization.
297057913 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 188471.
The product of its (nonzero) digits is 119070, while the sum is 43.
The square root of 297057913 is about 17235.3680842621. The cubic root of 297057913 is about 667.2373904665.
The spelling of 297057913 in words is "two hundred ninety-seven million, fifty-seven thousand, nine hundred thirteen".
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