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30232464 = 243629843
BaseRepresentation
bin111001101010…
…0111110010000
32002212222010220
41303110332100
530214414324
62555553040
7514654203
oct163247620
962788126
1030232464
111607a109
12a15b780
136356a42
14402d93a
1529c2b79
hex1cd4f90

30232464 has 20 divisors (see below), whose sum is σ = 78100656. Its totient is φ = 10077472.

The previous prime is 30232453. The next prime is 30232481. The reversal of 30232464 is 46423203.

It is a happy number.

It is a super-2 number, since 2×302324642 = 1828003759022592, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24).

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 3 ways as a sum of consecutive naturals, for example, 314874 + ... + 314969.

Almost surely, 230232464 is an apocalyptic number.

It is an amenable number.

30232464 is an abundant number, since it is smaller than the sum of its proper divisors (47868192).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

30232464 is a wasteful number, since it uses less digits than its factorization.

30232464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 629854 (or 629848 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 24.

The square root of 30232464 is about 5498.4055870770. The cubic root of 30232464 is about 311.5237639110.

Adding to 30232464 its reverse (46423203), we get a palindrome (76655667).

The spelling of 30232464 in words is "thirty million, two hundred thirty-two thousand, four hundred sixty-four".

Divisors: 1 2 3 4 6 8 12 16 24 48 629843 1259686 1889529 2519372 3779058 5038744 7558116 10077488 15116232 30232464