Base | Representation |
---|---|
bin | 111010110111… |
… | …0000011010100 |
3 | 2011001211020120 |
4 | 1311232003110 |
5 | 30400000401 |
6 | 3021231540 |
7 | 523205214 |
oct | 165560324 |
9 | 64054216 |
10 | 30859476 |
11 | 164681aa |
12 | a4025b0 |
13 | 651625b |
14 | 4154244 |
15 | 2a98836 |
hex | 1d6e0d4 |
30859476 has 24 divisors (see below), whose sum is σ = 72576000. Its totient is φ = 10204992.
The previous prime is 30859457. The next prime is 30859481. The reversal of 30859476 is 67495803.
It is a happy number.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8601 + ... + 11648.
It is an arithmetic number, because the mean of its divisors is an integer number (3024000).
Almost surely, 230859476 is an apocalyptic number.
It is an amenable number.
30859476 is an abundant number, since it is smaller than the sum of its proper divisors (41716524).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30859476 is a wasteful number, since it uses less digits than its factorization.
30859476 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 20383 (or 20381 counting only the distinct ones).
The product of its (nonzero) digits is 181440, while the sum is 42.
The square root of 30859476 is about 5555.1306015250. The cubic root of 30859476 is about 313.6626802076.
It can be divided in two parts, 3085 and 9476, that added together give a triangular number (12561 = T158).
The spelling of 30859476 in words is "thirty million, eight hundred fifty-nine thousand, four hundred seventy-six".
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