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34510930 = 254122053
BaseRepresentation
bin1000001110100…
…1100001010010
32101221100002121
42003221201102
532313322210
63231404454
7566223646
oct203514122
971840077
1034510930
1118531633
12b68372a
1371c428c
144824c26
15306a6da
hex20e9852

34510930 has 24 divisors (see below), whose sum is σ = 63702756. Its totient is φ = 13461120.

The previous prime is 34510919. The next prime is 34510937. The reversal of 34510930 is 3901543.

It can be written as a sum of positive squares in 6 ways, for example, as 859329 + 33651601 = 927^2 + 5801^2 .

It is a junction number, because it is equal to n+sod(n) for n = 34510895 and 34510904.

It is not an unprimeable number, because it can be changed into a prime (34510937) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 15784 + ... + 17836.

Almost surely, 234510930 is an apocalyptic number.

34510930 is a deficient number, since it is larger than the sum of its proper divisors (29191826).

34510930 is a wasteful number, since it uses less digits than its factorization.

34510930 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2142 (or 2101 counting only the distinct ones).

The product of its (nonzero) digits is 1620, while the sum is 25.

The square root of 34510930 is about 5874.6004119429. The cubic root of 34510930 is about 325.5758783874.

The spelling of 34510930 in words is "thirty-four million, five hundred ten thousand, nine hundred thirty".

Divisors: 1 2 5 10 41 82 205 410 1681 2053 3362 4106 8405 10265 16810 20530 84173 168346 420865 841730 3451093 6902186 17255465 34510930