Base | Representation |
---|---|
bin | 111010101000… |
… | …0010000011010 |
3 | 2010211121211111 |
4 | 1311100100122 |
5 | 30332044214 |
6 | 3014450534 |
7 | 522156340 |
oct | 165202032 |
9 | 63747744 |
10 | 30737434 |
11 | 16394542 |
12 | a363a4a |
13 | 64a2840 |
14 | 4121990 |
15 | 2a725c4 |
hex | 1d5041a |
30737434 has 16 divisors (see below), whose sum is σ = 56746368. Its totient is φ = 12159792.
The previous prime is 30737423. The next prime is 30737449. The reversal of 30737434 is 43473703.
It is a junction number, because it is equal to n+sod(n) for n = 30737396 and 30737405.
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, 84262 + ... + 84625.
It is an arithmetic number, because the mean of its divisors is an integer number (3546648).
Almost surely, 230737434 is an apocalyptic number.
30737434 is a deficient number, since it is larger than the sum of its proper divisors (26008934).
30737434 is a wasteful number, since it uses less digits than its factorization.
30737434 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 168909.
The product of its (nonzero) digits is 21168, while the sum is 31.
The square root of 30737434 is about 5544.1350993640. The cubic root of 30737434 is about 313.2486464456.
The spelling of 30737434 in words is "thirty million, seven hundred thirty-seven thousand, four hundred thirty-four".
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