Base | Representation |
---|---|
bin | 111010100010… |
… | …1110001011100 |
3 | 2010202102221001 |
4 | 1311011301130 |
5 | 30324210432 |
6 | 3013520044 |
7 | 521620213 |
oct | 165056134 |
9 | 63672831 |
10 | 30694492 |
11 | 16365254 |
12 | a343024 |
13 | 648912a |
14 | 411007a |
15 | 2a649e7 |
hex | 1d45c5c |
30694492 has 12 divisors (see below), whose sum is σ = 53766216. Its totient is φ = 15332720.
The previous prime is 30694487. The next prime is 30694501. The reversal of 30694492 is 29449603.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2142 + ... + 8122.
It is an arithmetic number, because the mean of its divisors is an integer number (4480518).
Almost surely, 230694492 is an apocalyptic number.
It is an amenable number.
30694492 is a deficient number, since it is larger than the sum of its proper divisors (23071724).
30694492 is a wasteful number, since it uses less digits than its factorization.
30694492 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7268 (or 7266 counting only the distinct ones).
The product of its (nonzero) digits is 46656, while the sum is 37.
The square root of 30694492 is about 5540.2610046820. The cubic root of 30694492 is about 313.1027028770.
The spelling of 30694492 in words is "thirty million, six hundred ninety-four thousand, four hundred ninety-two".
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