Base | Representation |
---|---|
bin | 111010001000… |
… | …1010000100000 |
3 | 2010100111212101 |
4 | 1310101100200 |
5 | 30300320032 |
6 | 3005140144 |
7 | 520033126 |
oct | 164212040 |
9 | 63314771 |
10 | 30479392 |
11 | 16228689 |
12 | a25a654 |
13 | 6412258 |
14 | 4095916 |
15 | 2a20de7 |
hex | 1d11420 |
30479392 has 12 divisors (see below), whose sum is σ = 60006366. Its totient is φ = 15239680.
The previous prime is 30479381. The next prime is 30479413. The reversal of 30479392 is 29397403.
It can be written as a sum of positive squares in only one way, i.e., 29550096 + 929296 = 5436^2 + 964^2 .
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 476209 + ... + 476272.
Almost surely, 230479392 is an apocalyptic number.
30479392 is a gapful number since it is divisible by the number (32) formed by its first and last digit.
It is an amenable number.
30479392 is a deficient number, since it is larger than the sum of its proper divisors (29526974).
30479392 is an equidigital number, since it uses as much as digits as its factorization.
30479392 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 952491 (or 952483 counting only the distinct ones).
The product of its (nonzero) digits is 40824, while the sum is 37.
The square root of 30479392 is about 5520.8144326720. The cubic root of 30479392 is about 312.3696036239.
The spelling of 30479392 in words is "thirty million, four hundred seventy-nine thousand, three hundred ninety-two".
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