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30033107 = 1321110949
BaseRepresentation
bin111001010010…
…0010011010011
32002111211200022
41302210103103
530142024412
62551414055
7513164036
oct162442323
962454608
1030033107
1115a53355
12a08432b
1362b7090
143dbb01d
152983a72
hex1ca44d3

30033107 has 8 divisors (see below), whose sum is σ = 32499600. Its totient is φ = 27588960.

The previous prime is 30033089. The next prime is 30033119. The reversal of 30033107 is 70133003.

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

It is a cyclic number.

It is not a de Polignac number, because 30033107 - 212 = 30029011 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (30033007) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2732 + ... + 8217.

It is an arithmetic number, because the mean of its divisors is an integer number (4062450).

Almost surely, 230033107 is an apocalyptic number.

30033107 is a deficient number, since it is larger than the sum of its proper divisors (2466493).

30033107 is a wasteful number, since it uses less digits than its factorization.

30033107 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11173.

The product of its (nonzero) digits is 189, while the sum is 17.

The square root of 30033107 is about 5480.2469834853. The cubic root of 30033107 is about 310.8375098488.

The spelling of 30033107 in words is "thirty million, thirty-three thousand, one hundred seven".

Divisors: 1 13 211 2743 10949 142337 2310239 30033107