Base | Representation |
---|---|
bin | 10010001111111… |
… | …011001110010111 |
3 | 210100002202220210 |
4 | 102033323032113 |
5 | 1111334232011 |
6 | 50214100503 |
7 | 10405233153 |
oct | 2217731627 |
9 | 710082823 |
10 | 306164631 |
11 | 147905023 |
12 | 8664a733 |
13 | 4b578a06 |
14 | 2c93a063 |
15 | 1bd2a6a6 |
hex | 123fb397 |
306164631 has 8 divisors (see below), whose sum is σ = 408394224. Its totient is φ = 204022400.
The previous prime is 306164609. The next prime is 306164647. The reversal of 306164631 is 136461603.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-306164631 is a prime.
It is a super-2 number, since 2×3061646312 = 187473562550732322, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (306164681) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13170 + ... + 28031.
It is an arithmetic number, because the mean of its divisors is an integer number (51049278).
Almost surely, 2306164631 is an apocalyptic number.
306164631 is a deficient number, since it is larger than the sum of its proper divisors (102229593).
306164631 is a wasteful number, since it uses less digits than its factorization.
306164631 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 43681.
The product of its (nonzero) digits is 7776, while the sum is 30.
The square root of 306164631 is about 17497.5607157112. The cubic root of 306164631 is about 673.9872373261.
The spelling of 306164631 in words is "three hundred six million, one hundred sixty-four thousand, six hundred thirty-one".
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