Base | Representation |
---|---|
bin | 111010100001… |
… | …1000101000000 |
3 | 2010201212210022 |
4 | 1311003011000 |
5 | 30323332311 |
6 | 3013353012 |
7 | 521543066 |
oct | 165030500 |
9 | 63655708 |
10 | 30683456 |
11 | 16357a31 |
12 | a338768 |
13 | 64840bb |
14 | 410a036 |
15 | 2a615db |
hex | 1d43140 |
30683456 has 14 divisors (see below), whose sum is σ = 60887610. Its totient is φ = 15341696.
The previous prime is 30683447. The next prime is 30683483. The reversal of 30683456 is 65438603.
It can be written as a sum of positive squares in only one way, i.e., 25000000 + 5683456 = 5000^2 + 2384^2 .
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 239651 + ... + 239778.
It is an arithmetic number, because the mean of its divisors is an integer number (4349115).
Almost surely, 230683456 is an apocalyptic number.
It is an amenable number.
30683456 is a deficient number, since it is larger than the sum of its proper divisors (30204154).
30683456 is an equidigital number, since it uses as much as digits as its factorization.
30683456 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 479441 (or 479431 counting only the distinct ones).
The product of its (nonzero) digits is 51840, while the sum is 35.
The square root of 30683456 is about 5539.2649331838. The cubic root of 30683456 is about 313.0651737155.
The spelling of 30683456 in words is "thirty million, six hundred eighty-three thousand, four hundred fifty-six".
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