Base | Representation |
---|---|
bin | 111010001011… |
… | …1011110011100 |
3 | 2010101210210122 |
4 | 1310113132130 |
5 | 30302123420 |
6 | 3005454112 |
7 | 520200311 |
oct | 164273634 |
9 | 63353718 |
10 | 30504860 |
11 | 16245831 |
12 | a271338 |
13 | 6420a19 |
14 | 40a0d08 |
15 | 2a28725 |
hex | 1d1779c |
30504860 has 12 divisors (see below), whose sum is σ = 64060248. Its totient is φ = 12201936.
The previous prime is 30504857. The next prime is 30504883. The reversal of 30504860 is 6840503.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 762602 + ... + 762641.
It is an arithmetic number, because the mean of its divisors is an integer number (5338354).
Almost surely, 230504860 is an apocalyptic number.
It is an amenable number.
30504860 is an abundant number, since it is smaller than the sum of its proper divisors (33555388).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30504860 is a wasteful number, since it uses less digits than its factorization.
30504860 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1525252 (or 1525250 counting only the distinct ones).
The product of its (nonzero) digits is 2880, while the sum is 26.
The square root of 30504860 is about 5523.1204947928. The cubic root of 30504860 is about 312.4565827681.
The spelling of 30504860 in words is "thirty million, five hundred four thousand, eight hundred sixty".
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