Base | Representation |
---|---|
bin | 111001100111… |
… | …0101101110000 |
3 | 2002211122222120 |
4 | 1303032231300 |
5 | 30213104312 |
6 | 2555234240 |
7 | 514516365 |
oct | 163165560 |
9 | 62748876 |
10 | 30206832 |
11 | 16061927 |
12 | a148980 |
13 | 6348186 |
14 | 402446c |
15 | 29ba28c |
hex | 1cceb70 |
30206832 has 40 divisors (see below), whose sum is σ = 79942800. Its totient is φ = 9822720.
The previous prime is 30206831. The next prime is 30206851. The reversal of 30206832 is 23860203.
It is a Harshad number since it is a multiple of its sum of digits (24).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30206831) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5707 + ... + 9642.
It is an arithmetic number, because the mean of its divisors is an integer number (1998570).
Almost surely, 230206832 is an apocalyptic number.
It is an amenable number.
30206832 is an abundant number, since it is smaller than the sum of its proper divisors (49735968).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30206832 is a wasteful number, since it uses less digits than its factorization.
30206832 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 15401 (or 15395 counting only the distinct ones).
The product of its (nonzero) digits is 1728, while the sum is 24.
The square root of 30206832 is about 5496.0742353065. The cubic root of 30206832 is about 311.4356992529.
The spelling of 30206832 in words is "thirty million, two hundred six thousand, eight hundred thirty-two".
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