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28116182 = 253265247
BaseRepresentation
bin110101101000…
…0010011010110
31221220110011002
41223100103112
524144204212
62442343302
7460661243
oct153202326
957813132
1028116182
1114964116
1294bab32
135a956c3
143a3c5ca
152705ac2
hex1ad04d6

28116182 has 8 divisors (see below), whose sum is σ = 42970176. Its totient is φ = 13792792.

The previous prime is 28116173. The next prime is 28116211. The reversal of 28116182 is 28161182.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 132518 + ... + 132729.

It is an arithmetic number, because the mean of its divisors is an integer number (5371272).

Almost surely, 228116182 is an apocalyptic number.

28116182 is a deficient number, since it is larger than the sum of its proper divisors (14853994).

28116182 is a wasteful number, since it uses less digits than its factorization.

28116182 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 265302.

The product of its digits is 1536, while the sum is 29.

The square root of 28116182 is about 5302.4694247115. The cubic root of 28116182 is about 304.0783140226.

The spelling of 28116182 in words is "twenty-eight million, one hundred sixteen thousand, one hundred eighty-two".

Divisors: 1 2 53 106 265247 530494 14058091 28116182