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34137013 = 71480803
BaseRepresentation
bin1000001000111…
…0001110110101
32101020100011211
42002032032311
532214341023
63215401421
7563105551
oct202161665
971210154
1034137013
11182a6709
12b523271
1370c3021
144768861
152ee4a0d
hex208e3b5

34137013 has 4 divisors (see below), whose sum is σ = 34617888. Its totient is φ = 33656140.

The previous prime is 34137011. The next prime is 34137017. The reversal of 34137013 is 31073143.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 31073143 = 103301681.

It is a cyclic number.

It is not a de Polignac number, because 34137013 - 21 = 34137011 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34137011) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 240331 + ... + 240472.

It is an arithmetic number, because the mean of its divisors is an integer number (8654472).

Almost surely, 234137013 is an apocalyptic number.

It is an amenable number.

34137013 is a deficient number, since it is larger than the sum of its proper divisors (480875).

34137013 is an equidigital number, since it uses as much as digits as its factorization.

34137013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 480874.

The product of its (nonzero) digits is 756, while the sum is 22.

The square root of 34137013 is about 5842.6888501785. The cubic root of 34137013 is about 324.3957625096.

The spelling of 34137013 in words is "thirty-four million, one hundred thirty-seven thousand, thirteen".

Divisors: 1 71 480803 34137013