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30425113 = 231322831
BaseRepresentation
bin111010000010…
…0000000011001
32010020202102001
41310010000121
530242100423
63004041001
7516415645
oct164040031
963222361
1030425113
11161a0924
12a233161
1363c3634
14407dc25
152a0ecad
hex1d04019

30425113 has 4 divisors (see below), whose sum is σ = 31747968. Its totient is φ = 29102260.

The previous prime is 30425111. The next prime is 30425149. The reversal of 30425113 is 31152403.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 30425113 - 21 = 30425111 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (30425111) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 661393 + ... + 661438.

It is an arithmetic number, because the mean of its divisors is an integer number (7936992).

Almost surely, 230425113 is an apocalyptic number.

It is an amenable number.

30425113 is a deficient number, since it is larger than the sum of its proper divisors (1322855).

30425113 is a wasteful number, since it uses less digits than its factorization.

30425113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1322854.

The product of its (nonzero) digits is 360, while the sum is 19.

The square root of 30425113 is about 5515.8963913402. The cubic root of 30425113 is about 312.1840664094.

Adding to 30425113 its reverse (31152403), we get a palindrome (61577516).

The spelling of 30425113 in words is "thirty million, four hundred twenty-five thousand, one hundred thirteen".

Divisors: 1 23 1322831 30425113