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30204824 = 2313359809
BaseRepresentation
bin111001100111…
…0001110011000
32002211120020012
41303032032120
530213023244
62555221052
7514510466
oct163161630
962746205
1030204824
1116060371
12a147788
1363472a0
144023836
1529b989e
hex1cce398

30204824 has 32 divisors (see below), whose sum is σ = 61236000. Its totient is φ = 13884672.

The previous prime is 30204799. The next prime is 30204827. The reversal of 30204824 is 42840203.

It is a zygodrome in base 2.

It is a self number, because there is not a number n which added to its sum of digits gives 30204824.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30204827) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 36932 + ... + 37740.

It is an arithmetic number, because the mean of its divisors is an integer number (1913625).

Almost surely, 230204824 is an apocalyptic number.

It is an amenable number.

30204824 is an abundant number, since it is smaller than the sum of its proper divisors (31031176).

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

30204824 is a wasteful number, since it uses less digits than its factorization.

30204824 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1187 (or 1183 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 23.

The square root of 30204824 is about 5495.8915564265. The cubic root of 30204824 is about 311.4287982010.

The spelling of 30204824 in words is "thirty million, two hundred four thousand, eight hundred twenty-four".

Divisors: 1 2 4 8 13 26 52 104 359 718 809 1436 1618 2872 3236 4667 6472 9334 10517 18668 21034 37336 42068 84136 290431 580862 1161724 2323448 3775603 7551206 15102412 30204824