Base | Representation |
---|---|
bin | 111010101110… |
… | …1101111101100 |
3 | 2010221102121210 |
4 | 1311131233230 |
5 | 30340331214 |
6 | 3015554420 |
7 | 522506406 |
oct | 165355754 |
9 | 63842553 |
10 | 30792684 |
11 | 16421aaa |
12 | a38ba10 |
13 | 64c1a30 |
14 | 4137b76 |
15 | 2a83b59 |
hex | 1d5dbec |
30792684 has 24 divisors (see below), whose sum is σ = 77376880. Its totient is φ = 9474624.
The previous prime is 30792683. The next prime is 30792689. The reversal of 30792684 is 48629703.
It is a Harshad number since it is a multiple of its sum of digits (39).
It is not an unprimeable number, because it can be changed into a prime (30792683) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 98539 + ... + 98850.
Almost surely, 230792684 is an apocalyptic number.
It is an amenable number.
30792684 is an abundant number, since it is smaller than the sum of its proper divisors (46584196).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30792684 is a wasteful number, since it uses less digits than its factorization.
30792684 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 197409 (or 197407 counting only the distinct ones).
The product of its (nonzero) digits is 72576, while the sum is 39.
The square root of 30792684 is about 5549.1156052113. The cubic root of 30792684 is about 313.4362204245.
The spelling of 30792684 in words is "thirty million, seven hundred ninety-two thousand, six hundred eighty-four".
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