Base | Representation |
---|---|
bin | 111010110101… |
… | …0000011001100 |
3 | 2011000222202110 |
4 | 1311222003030 |
5 | 30343434314 |
6 | 3021024020 |
7 | 523106346 |
oct | 165520314 |
9 | 64028673 |
10 | 30843084 |
11 | 16456958 |
12 | a3b5010 |
13 | 650b95c |
14 | 414c296 |
15 | 2a93a59 |
hex | 1d6a0cc |
30843084 has 48 divisors (see below), whose sum is σ = 73771488. Its totient is φ = 10027008.
The previous prime is 30843073. The next prime is 30843091. The reversal of 30843084 is 48034803.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 119884 + ... + 120140.
It is an arithmetic number, because the mean of its divisors is an integer number (1536906).
Almost surely, 230843084 is an apocalyptic number.
It is an amenable number.
30843084 is an abundant number, since it is smaller than the sum of its proper divisors (42928404).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30843084 is a wasteful number, since it uses less digits than its factorization.
30843084 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 474 (or 472 counting only the distinct ones).
The product of its (nonzero) digits is 9216, while the sum is 30.
The square root of 30843084 is about 5553.6550126921. The cubic root of 30843084 is about 313.6071330418.
Adding to 30843084 its reverse (48034803), we get a palindrome (78877887).
The spelling of 30843084 in words is "thirty million, eight hundred forty-three thousand, eighty-four".
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