Base | Representation |
---|---|
bin | 111010001111… |
… | …0100110101000 |
3 | 2010110021211222 |
4 | 1310132212220 |
5 | 30304042211 |
6 | 3010241212 |
7 | 520351400 |
oct | 164364650 |
9 | 63407758 |
10 | 30534056 |
11 | 16265763 |
12 | a286208 |
13 | 64310b7 |
14 | 40ab800 |
15 | 2a321db |
hex | 1d1e9a8 |
30534056 has 24 divisors (see below), whose sum is σ = 66599370. Its totient is φ = 13085856.
The previous prime is 30534029. The next prime is 30534073. The reversal of 30534056 is 65043503.
It can be written as a sum of positive squares in only one way, i.e., 21473956 + 9060100 = 4634^2 + 3010^2 .
It is a super-2 number, since 2×305340562 = 1864657151622272, which contains 22 as substring.
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 5 ways as a sum of consecutive naturals, for example, 38555 + ... + 39338.
Almost surely, 230534056 is an apocalyptic number.
It is an amenable number.
30534056 is an abundant number, since it is smaller than the sum of its proper divisors (36065314).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30534056 is a wasteful number, since it uses less digits than its factorization.
30534056 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 77913 (or 77902 counting only the distinct ones).
The product of its (nonzero) digits is 5400, while the sum is 26.
The square root of 30534056 is about 5525.7629337495. The cubic root of 30534056 is about 312.5562343600.
Adding to 30534056 its reverse (65043503), we get a palindrome (95577559).
The spelling of 30534056 in words is "thirty million, five hundred thirty-four thousand, fifty-six".
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