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30290935 = 529317659
BaseRepresentation
bin111001110001…
…1001111110111
32002222221100111
41303203033313
530223302220
63001123451
7515316523
oct163431767
962887314
1030290935
111610a034
12a189587
13637753c
144046d83
1529d515a
hex1ce33f7

30290935 has 16 divisors (see below), whose sum is σ = 37778400. Its totient is φ = 23287936.

The previous prime is 30290903. The next prime is 30290969. The reversal of 30290935 is 53909203.

It is a cyclic number.

It is not a de Polignac number, because 30290935 - 25 = 30290903 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 30290897 and 30290906.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 45636 + ... + 46294.

It is an arithmetic number, because the mean of its divisors is an integer number (2361150).

Almost surely, 230290935 is an apocalyptic number.

30290935 is a deficient number, since it is larger than the sum of its proper divisors (7487465).

30290935 is a wasteful number, since it uses less digits than its factorization.

30290935 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1010.

The product of its (nonzero) digits is 7290, while the sum is 31.

The square root of 30290935 is about 5503.7201055286. The cubic root of 30290935 is about 311.7244684213.

The spelling of 30290935 in words is "thirty million, two hundred ninety thousand, nine hundred thirty-five".

Divisors: 1 5 29 145 317 659 1585 3295 9193 19111 45965 95555 208903 1044515 6058187 30290935