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34330131 = 32111918251
BaseRepresentation
bin1000001011110…
…1011000010011
32101121011002100
42002331120103
532242031011
63223451443
7564541563
oct202753023
971534070
1034330131
1118418810
12b5b6b83
13715cbb4
1447b8da3
153031d56
hex20bd613

34330131 has 24 divisors (see below), whose sum is σ = 56946240. Its totient is φ = 19710000.

The previous prime is 34330111. The next prime is 34330147. The reversal of 34330131 is 13103343.

It is not a de Polignac number, because 34330131 - 26 = 34330067 is a prime.

It is a super-2 number, since 2×343301312 = 2357115788954322, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (34330111) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7245 + ... + 11006.

It is an arithmetic number, because the mean of its divisors is an integer number (2372760).

Almost surely, 234330131 is an apocalyptic number.

34330131 is a deficient number, since it is larger than the sum of its proper divisors (22616109).

34330131 is a wasteful number, since it uses less digits than its factorization.

34330131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18287 (or 18284 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 18.

The square root of 34330131 is about 5859.1920091426. The cubic root of 34330131 is about 325.0063304487.

Adding to 34330131 its reverse (13103343), we get a palindrome (47433474).

The spelling of 34330131 in words is "thirty-four million, three hundred thirty thousand, one hundred thirty-one".

Divisors: 1 3 9 11 19 33 57 99 171 209 627 1881 18251 54753 164259 200761 346769 602283 1040307 1806849 3120921 3814459 11443377 34330131