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34130852 = 2272174137
BaseRepresentation
bin1000001000110…
…0101110100100
32101020000201122
42002030232210
532214141402
63215313112
7563051600
oct202145644
971200648
1034130852
11182a2018
12b51b798
1370c0292
144766500
152ee2ca2
hex208cba4

34130852 has 18 divisors (see below), whose sum is σ = 69481062. Its totient is φ = 14627424.

The previous prime is 34130813. The next prime is 34130857. The reversal of 34130852 is 25803143.

It can be written as a sum of positive squares in only one way, i.e., 27709696 + 6421156 = 5264^2 + 2534^2 .

It is not an unprimeable number, because it can be changed into a prime (34130857) 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, 86873 + ... + 87264.

It is an arithmetic number, because the mean of its divisors is an integer number (3860059).

Almost surely, 234130852 is an apocalyptic number.

It is an amenable number.

34130852 is an abundant number, since it is smaller than the sum of its proper divisors (35350210).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

34130852 is a wasteful number, since it uses less digits than its factorization.

34130852 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 174155 (or 174146 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 26.

The square root of 34130852 is about 5842.1615862624. The cubic root of 34130852 is about 324.3762458388.

Adding to 34130852 its reverse (25803143), we get a palindrome (59933995).

The spelling of 34130852 in words is "thirty-four million, one hundred thirty thousand, eight hundred fifty-two".

Divisors: 1 2 4 7 14 28 49 98 196 174137 348274 696548 1218959 2437918 4875836 8532713 17065426 34130852