Base | Representation |
---|---|
bin | 10010110011010… |
… | …110110011110101 |
3 | 210222120122200220 |
4 | 102303112303311 |
5 | 1121223441121 |
6 | 51145124553 |
7 | 10550206026 |
oct | 2263266365 |
9 | 728518626 |
10 | 315452661 |
11 | 152079287 |
12 | 89789759 |
13 | 5047b4a4 |
14 | 2dc76c4d |
15 | 1ca626c6 |
hex | 12cd6cf5 |
315452661 has 8 divisors (see below), whose sum is σ = 428539680. Its totient is φ = 206333712.
The previous prime is 315452653. The next prime is 315452671. The reversal of 315452661 is 166254513.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 315452661 - 23 = 315452653 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (315452671) 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, 991831 + ... + 992148.
It is an arithmetic number, because the mean of its divisors is an integer number (53567460).
Almost surely, 2315452661 is an apocalyptic number.
It is an amenable number.
315452661 is a deficient number, since it is larger than the sum of its proper divisors (113087019).
315452661 is a wasteful number, since it uses less digits than its factorization.
315452661 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1984035.
The product of its digits is 21600, while the sum is 33.
The square root of 315452661 is about 17760.9870502740. The cubic root of 315452661 is about 680.7349759344.
The spelling of 315452661 in words is "three hundred fifteen million, four hundred fifty-two thousand, six hundred sixty-one".
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