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34025031 = 323780559
BaseRepresentation
bin1000000111001…
…0111001000111
32101000122120100
42001302321013
532202300111
63213135143
7562131225
oct201627107
971018510
1034025031
111822a567
12b48a4b3
137084071
144739b15
152ec1756
hex2072e47

34025031 has 6 divisors (see below), whose sum is σ = 49147280. Its totient is φ = 22683348.

The previous prime is 34025009. The next prime is 34025051. The reversal of 34025031 is 13052043.

It is not a de Polignac number, because 34025031 - 25 = 34024999 is a prime.

It is a super-2 number, since 2×340250312 = 2315405469101922, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 34024995 and 34025013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34025051) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1890271 + ... + 1890288.

Almost surely, 234025031 is an apocalyptic number.

34025031 is a deficient number, since it is larger than the sum of its proper divisors (15122249).

34025031 is a wasteful number, since it uses less digits than its factorization.

34025031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3780565 (or 3780562 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 18.

The square root of 34025031 is about 5833.0978904867. The cubic root of 34025031 is about 324.0406613349.

Adding to 34025031 its reverse (13052043), we get a palindrome (47077074).

The spelling of 34025031 in words is "thirty-four million, twenty-five thousand, thirty-one".

Divisors: 1 3 9 3780559 11341677 34025031