Base | Representation |
---|---|
bin | 111010011000… |
… | …0000011000000 |
3 | 2010120220212012 |
4 | 1310300003000 |
5 | 30313334004 |
6 | 3011552052 |
7 | 521066606 |
oct | 164600300 |
9 | 63526765 |
10 | 30605504 |
11 | 16304406 |
12 | a2bb628 |
13 | 6457787 |
14 | 40c9876 |
15 | 2a4846e |
hex | 1d300c0 |
30605504 has 28 divisors (see below), whose sum is σ = 63931800. Its totient is φ = 14496768.
The previous prime is 30605501. The next prime is 30605513. The reversal of 30605504 is 40550603.
30605504 is a Rhonda number in base 9.
It is a self number, because there is not a number n which added to its sum of digits gives 30605504.
It is not an unprimeable number, because it can be changed into a prime (30605501) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11369 + ... + 13800.
Almost surely, 230605504 is an apocalyptic number.
It is an amenable number.
30605504 is an abundant number, since it is smaller than the sum of its proper divisors (33326296).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30605504 is a wasteful number, since it uses less digits than its factorization.
30605504 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 25200 (or 25190 counting only the distinct ones).
The product of its (nonzero) digits is 1800, while the sum is 23.
The square root of 30605504 is about 5532.2241458567. The cubic root of 30605504 is about 312.7998325494.
The spelling of 30605504 in words is "thirty million, six hundred five thousand, five hundred four".
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