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30796192 = 257137483
BaseRepresentation
bin111010101111…
…0100110100000
32010221121102201
41311132212200
530340434232
63020022544
7522522550
oct165364640
963847381
1030796192
11164246a9
12a391a54
1364c34cb
144139160
152a84be7
hex1d5e9a0

30796192 has 24 divisors (see below), whose sum is σ = 69291936. Its totient is φ = 13198272.

The previous prime is 30796189. The next prime is 30796193. The reversal of 30796192 is 29169703.

It is not an unprimeable number, because it can be changed into a prime (30796193) 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 3 ways as a sum of consecutive naturals, for example, 68518 + ... + 68965.

It is an arithmetic number, because the mean of its divisors is an integer number (2887164).

Almost surely, 230796192 is an apocalyptic number.

30796192 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

30796192 is an abundant number, since it is smaller than the sum of its proper divisors (38495744).

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

30796192 is a wasteful number, since it uses less digits than its factorization.

30796192 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 137500 (or 137492 counting only the distinct ones).

The product of its (nonzero) digits is 20412, while the sum is 37.

The square root of 30796192 is about 5549.4316826140. The cubic root of 30796192 is about 313.4481225213.

The spelling of 30796192 in words is "thirty million, seven hundred ninety-six thousand, one hundred ninety-two".

Divisors: 1 2 4 7 8 14 16 28 32 56 112 224 137483 274966 549932 962381 1099864 1924762 2199728 3849524 4399456 7699048 15398096 30796192