Base | Representation |
---|---|
bin | 111001111111… |
… | …1011111010100 |
3 | 2010012211000211 |
4 | 1303333133110 |
5 | 30241002422 |
6 | 3003415204 |
7 | 516311005 |
oct | 163773724 |
9 | 63184024 |
10 | 30406612 |
11 | 16188a35 |
12 | a224504 |
13 | 63b80a2 |
14 | 40771ac |
15 | 2a09577 |
hex | 1cff7d4 |
30406612 has 12 divisors (see below), whose sum is σ = 56012320. Its totient is φ = 14403096.
The previous prime is 30406601. The next prime is 30406613. The reversal of 30406612 is 21660403.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30406613) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 199968 + ... + 200119.
Almost surely, 230406612 is an apocalyptic number.
It is an amenable number.
30406612 is a deficient number, since it is larger than the sum of its proper divisors (25605708).
30406612 is a wasteful number, since it uses less digits than its factorization.
30406612 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 400110 (or 400108 counting only the distinct ones).
The product of its (nonzero) digits is 864, while the sum is 22.
The square root of 30406612 is about 5514.2190743568. The cubic root of 30406612 is about 312.1207756172.
The spelling of 30406612 in words is "thirty million, four hundred six thousand, six hundred twelve".
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