Base | Representation |
---|---|
bin | 111010001000… |
… | …0010111001100 |
3 | 2010100022211112 |
4 | 1310100113030 |
5 | 30300210344 |
6 | 3005111152 |
7 | 520016336 |
oct | 164202714 |
9 | 63308745 |
10 | 30475724 |
11 | 16225954 |
12 | a2584b8 |
13 | 6410696 |
14 | 4094456 |
15 | 2a1ec9e |
hex | 1d105cc |
30475724 has 6 divisors (see below), whose sum is σ = 53332524. Its totient is φ = 15237860.
The previous prime is 30475721. The next prime is 30475763. The reversal of 30475724 is 42757403.
It is not an unprimeable number, because it can be changed into a prime (30475721) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3809462 + ... + 3809469.
It is an arithmetic number, because the mean of its divisors is an integer number (8888754).
Almost surely, 230475724 is an apocalyptic number.
It is an amenable number.
30475724 is a deficient number, since it is larger than the sum of its proper divisors (22856800).
30475724 is a wasteful number, since it uses less digits than its factorization.
30475724 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7618935 (or 7618933 counting only the distinct ones).
The product of its (nonzero) digits is 23520, while the sum is 32.
The square root of 30475724 is about 5520.4822253133. The cubic root of 30475724 is about 312.3570725596.
The spelling of 30475724 in words is "thirty million, four hundred seventy-five thousand, seven hundred twenty-four".
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