Base | Representation |
---|---|
bin | 111010000110… |
… | …1010001000111 |
3 | 2010022200110000 |
4 | 1310031101013 |
5 | 30244304142 |
6 | 3004532343 |
7 | 516634356 |
oct | 164152107 |
9 | 63280400 |
10 | 30463047 |
11 | 1621737a |
12 | a2510b3 |
13 | 6407994 |
14 | 408d99d |
15 | 2a1b14c |
hex | 1d0d447 |
30463047 has 20 divisors (see below), whose sum is σ = 46156176. Its totient is φ = 20018880.
The previous prime is 30463039. The next prime is 30463067. The reversal of 30463047 is 74036403.
It is not a de Polignac number, because 30463047 - 23 = 30463039 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a self number, because there is not a number n which added to its sum of digits gives 30463047.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30463067) by changing a digit.
It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 3103 + ... + 8399.
Almost surely, 230463047 is an apocalyptic number.
30463047 is a deficient number, since it is larger than the sum of its proper divisors (15693129).
30463047 is an equidigital number, since it uses as much as digits as its factorization.
30463047 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5380 (or 5371 counting only the distinct ones).
The product of its (nonzero) digits is 6048, while the sum is 27.
The square root of 30463047 is about 5519.3339272053. Note that the first 3 decimals coincide. The cubic root of 30463047 is about 312.3137561177.
The spelling of 30463047 in words is "thirty million, four hundred sixty-three thousand, forty-seven".
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