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30165134 = 231148497
BaseRepresentation
bin111001100010…
…0100010001110
32002202112210012
41303010202032
530210241014
62554313222
7514253666
oct163044216
962675705
1030165134
111603356a
12a128812
1363321bc
1440131a6
1529acc3e
hex1cc488e

30165134 has 8 divisors (see below), whose sum is σ = 45394128. Its totient is φ = 15033760.

The previous prime is 30165127. The next prime is 30165151. The reversal of 30165134 is 43156103.

It is a happy number.

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 pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23627 + ... + 24870.

It is an arithmetic number, because the mean of its divisors is an integer number (5674266).

Almost surely, 230165134 is an apocalyptic number.

30165134 is a deficient number, since it is larger than the sum of its proper divisors (15228994).

30165134 is a wasteful number, since it uses less digits than its factorization.

30165134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48810.

The product of its (nonzero) digits is 1080, while the sum is 23.

The square root of 30165134 is about 5492.2794903391. The cubic root of 30165134 is about 311.2923296354.

The spelling of 30165134 in words is "thirty million, one hundred sixty-five thousand, one hundred thirty-four".

Divisors: 1 2 311 622 48497 96994 15082567 30165134