Base | Representation |
---|---|
bin | 111010101000… |
… | …1111111010100 |
3 | 2010211222120101 |
4 | 1311101333110 |
5 | 30332311112 |
6 | 3014543444 |
7 | 522216130 |
oct | 165217724 |
9 | 63758511 |
10 | 30744532 |
11 | 16399905 |
12 | a367b84 |
13 | 64a5b40 |
14 | 41243c0 |
15 | 2a74757 |
hex | 1d51fd4 |
30744532 has 24 divisors (see below), whose sum is σ = 66219776. Its totient is φ = 12162528.
The previous prime is 30744499. The next prime is 30744557. The reversal of 30744532 is 23544703.
It is a Harshad number since it is a multiple of its sum of digits (28).
It is a self number, because there is not a number n which added to its sum of digits gives 30744532.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 41868 + ... + 42595.
Almost surely, 230744532 is an apocalyptic number.
It is an amenable number.
30744532 is an abundant number, since it is smaller than the sum of its proper divisors (35475244).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30744532 is a wasteful number, since it uses less digits than its factorization.
30744532 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 84487 (or 84485 counting only the distinct ones).
The product of its (nonzero) digits is 10080, while the sum is 28.
The square root of 30744532 is about 5544.7751983286. The cubic root of 30744532 is about 313.2727567619.
The spelling of 30744532 in words is "thirty million, seven hundred forty-four thousand, five hundred thirty-two".
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