Base | Representation |
---|---|
bin | 111010001010… |
… | …0100011110100 |
3 | 2010101012102021 |
4 | 1310110203310 |
5 | 30301233131 |
6 | 3005322524 |
7 | 520120426 |
oct | 164244364 |
9 | 63335367 |
10 | 30492916 |
11 | 16237863 |
12 | a266444 |
13 | 641845c |
14 | 409a816 |
15 | 2a24e11 |
hex | 1d148f4 |
30492916 has 6 divisors (see below), whose sum is σ = 53362610. Its totient is φ = 15246456.
The previous prime is 30492907. The next prime is 30492919. The reversal of 30492916 is 61929403.
It can be written as a sum of positive squares in only one way, i.e., 29484900 + 1008016 = 5430^2 + 1004^2 .
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30492919) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3811611 + ... + 3811618.
Almost surely, 230492916 is an apocalyptic number.
It is an amenable number.
30492916 is a deficient number, since it is larger than the sum of its proper divisors (22869694).
30492916 is a wasteful number, since it uses less digits than its factorization.
30492916 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7623233 (or 7623231 counting only the distinct ones).
The product of its (nonzero) digits is 11664, while the sum is 34.
The square root of 30492916 is about 5522.0391161237. The cubic root of 30492916 is about 312.4157972604.
The spelling of 30492916 in words is "thirty million, four hundred ninety-two thousand, nine hundred sixteen".
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