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34631013 = 327894139
BaseRepresentation
bin1000010000011…
…0110101100101
32102011102211010
42010012311211
532331143023
63234132433
7600234024
oct204066545
972142733
1034631013
111860387a
12b721119
137236b31
1448568bb
153091093
hex2106d65

34631013 has 8 divisors (see below), whose sum is σ = 46202400. Its totient is φ = 23073488.

The previous prime is 34630991. The next prime is 34631059. The reversal of 34631013 is 31013643.

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 34631013 - 29 = 34630501 is a prime.

It is a super-2 number, since 2×346310132 = 2398614122812338, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34631063) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 6298 + ... + 10436.

It is an arithmetic number, because the mean of its divisors is an integer number (5775300).

Almost surely, 234631013 is an apocalyptic number.

It is an amenable number.

34631013 is a deficient number, since it is larger than the sum of its proper divisors (11571387).

34631013 is a wasteful number, since it uses less digits than its factorization.

34631013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6931.

The product of its (nonzero) digits is 648, while the sum is 21.

The square root of 34631013 is about 5884.8120615700. The cubic root of 34631013 is about 325.9530619814.

Adding to 34631013 its reverse (31013643), we get a palindrome (65644656).

The spelling of 34631013 in words is "thirty-four million, six hundred thirty-one thousand, thirteen".

Divisors: 1 3 2789 4139 8367 12417 11543671 34631013