Base | Representation |
---|---|
bin | 111010111101… |
… | …1001000110100 |
3 | 2011011112202202 |
4 | 1311323020310 |
5 | 30403204301 |
6 | 3022324032 |
7 | 523520405 |
oct | 165731064 |
9 | 64145682 |
10 | 30913076 |
11 | 164a44a7 |
12 | a429618 |
13 | 653477c |
14 | 41699ac |
15 | 2aa966b |
hex | 1d7b234 |
30913076 has 24 divisors (see below), whose sum is σ = 58786560. Its totient is φ = 14169600.
The previous prime is 30913073. The next prime is 30913111. The reversal of 30913076 is 67031903.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30913073) 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, 4205 + ... + 8916.
It is an arithmetic number, because the mean of its divisors is an integer number (2449440).
Almost surely, 230913076 is an apocalyptic number.
It is an amenable number.
30913076 is a deficient number, since it is larger than the sum of its proper divisors (27873484).
30913076 is a wasteful number, since it uses less digits than its factorization.
30913076 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 13175 (or 13173 counting only the distinct ones).
The product of its (nonzero) digits is 3402, while the sum is 29.
The square root of 30913076 is about 5559.9528774982. The cubic root of 30913076 is about 313.8441760010.
Adding to 30913076 its reverse (67031903), we get a palindrome (97944979).
The spelling of 30913076 in words is "thirty million, nine hundred thirteen thousand, seventy-six".
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