Base | Representation |
---|---|
bin | 111001101011… |
… | …0100000001100 |
3 | 2002220021202001 |
4 | 1303112200030 |
5 | 30220114412 |
6 | 3000042044 |
7 | 515011366 |
oct | 163264014 |
9 | 62807661 |
10 | 30238732 |
11 | 16083897 |
12 | a163324 |
13 | 6359854 |
14 | 4031d36 |
15 | 29c4957 |
hex | 1cd680c |
30238732 has 6 divisors (see below), whose sum is σ = 52917788. Its totient is φ = 15119364.
The previous prime is 30238727. The next prime is 30238783. The reversal of 30238732 is 23783203.
It is a self number, because there is not a number n which added to its sum of digits gives 30238732.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3779838 + ... + 3779845.
Almost surely, 230238732 is an apocalyptic number.
It is an amenable number.
30238732 is a deficient number, since it is larger than the sum of its proper divisors (22679056).
30238732 is a wasteful number, since it uses less digits than its factorization.
30238732 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7559687 (or 7559685 counting only the distinct ones).
The product of its (nonzero) digits is 6048, while the sum is 28.
The square root of 30238732 is about 5498.9755409531. The cubic root of 30238732 is about 311.5452914983.
The spelling of 30238732 in words is "thirty million, two hundred thirty-eight thousand, seven hundred thirty-two".
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