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30850235 = 513474619
BaseRepresentation
bin111010110101…
…1110010111011
32011001100120022
41311223302323
530344201420
63021121055
7523136243
oct165536273
964040508
1030850235
1116461269
12a3b918b
136511ca0
144150b23
152a95c25
hex1d6bcbb

30850235 has 8 divisors (see below), whose sum is σ = 39868080. Its totient is φ = 22781664.

The previous prime is 30850151. The next prime is 30850241. The reversal of 30850235 is 53205803.

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 30850235 - 214 = 30833851 is a prime.

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 7 ways as a sum of consecutive naturals, for example, 237245 + ... + 237374.

It is an arithmetic number, because the mean of its divisors is an integer number (4983510).

Almost surely, 230850235 is an apocalyptic number.

30850235 is a deficient number, since it is larger than the sum of its proper divisors (9017845).

30850235 is a wasteful number, since it uses less digits than its factorization.

30850235 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 474637.

The product of its (nonzero) digits is 3600, while the sum is 26.

The square root of 30850235 is about 5554.2987856254. The cubic root of 30850235 is about 313.6313678785.

The spelling of 30850235 in words is "thirty million, eight hundred fifty thousand, two hundred thirty-five".

Divisors: 1 5 13 65 474619 2373095 6170047 30850235