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30882804 = 22321112197
BaseRepresentation
bin111010111001…
…1101111110100
32011010000020120
41311303233310
530401222204
63021531540
7523333221
oct165635764
964100216
1030882804
1116483787
12a413bb0
136523a64
14415c948
152aa06d9
hex1d73bf4

30882804 has 24 divisors (see below), whose sum is σ = 72407328. Its totient is φ = 10244640.

The previous prime is 30882791. The next prime is 30882821. The reversal of 30882804 is 40828803.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3567 + ... + 8630.

It is an arithmetic number, because the mean of its divisors is an integer number (3016972).

Almost surely, 230882804 is an apocalyptic number.

It is an amenable number.

30882804 is an abundant number, since it is smaller than the sum of its proper divisors (41524524).

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

30882804 is a wasteful number, since it uses less digits than its factorization.

30882804 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12415 (or 12413 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 33.

The square root of 30882804 is about 5557.2298854735. The cubic root of 30882804 is about 313.7416973195.

The spelling of 30882804 in words is "thirty million, eight hundred eighty-two thousand, eight hundred four".

Divisors: 1 2 3 4 6 12 211 422 633 844 1266 2532 12197 24394 36591 48788 73182 146364 2573567 5147134 7720701 10294268 15441402 30882804