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30396882 = 238956923
BaseRepresentation
bin111001111110…
…1000111010010
32010012022200110
41303331013102
530240200012
63003302150
7516240435
oct163750722
963168613
1030396882
111618169a
12a21a956
1363b3829
14407381c
152a0673c
hex1cfd1d2

30396882 has 16 divisors (see below), whose sum is σ = 61477920. Its totient is φ = 10018272.

The previous prime is 30396811. The next prime is 30396893. The reversal of 30396882 is 28869303.

It is a self number, because there is not a number n which added to its sum of digits gives 30396882.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27928 + ... + 28995.

It is an arithmetic number, because the mean of its divisors is an integer number (3842370).

Almost surely, 230396882 is an apocalyptic number.

30396882 is an abundant number, since it is smaller than the sum of its proper divisors (31081038).

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

30396882 is a wasteful number, since it uses less digits than its factorization.

30396882 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57017.

The product of its (nonzero) digits is 62208, while the sum is 39.

The square root of 30396882 is about 5513.3367392170. The cubic root of 30396882 is about 312.0874795790.

The spelling of 30396882 in words is "thirty million, three hundred ninety-six thousand, eight hundred eighty-two".

Divisors: 1 2 3 6 89 178 267 534 56923 113846 170769 341538 5066147 10132294 15198441 30396882