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30356113 = 234132191
BaseRepresentation
bin111001111001…
…1001010010001
32010010020202111
41303303022101
530232343423
63002345321
7516010534
oct163631221
963106674
1030356113
1116153aa7
12a1bb241
13639b0c8
144062a1b
1529e960d
hex1cf3291

30356113 has 8 divisors (see below), whose sum is σ = 32449536. Its totient is φ = 28327200.

The previous prime is 30356111. The next prime is 30356141. The reversal of 30356113 is 31165303.

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 30356113 - 21 = 30356111 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (30356111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15153 + ... + 17038.

It is an arithmetic number, because the mean of its divisors is an integer number (4056192).

Almost surely, 230356113 is an apocalyptic number.

It is an amenable number.

30356113 is a deficient number, since it is larger than the sum of its proper divisors (2093423).

30356113 is a wasteful number, since it uses less digits than its factorization.

30356113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32255.

The product of its (nonzero) digits is 810, while the sum is 22.

The square root of 30356113 is about 5509.6381913879. The cubic root of 30356113 is about 311.9478908426.

Subtracting from 30356113 its product of nonzero digits (810), we obtain a palindrome (30355303).

The spelling of 30356113 in words is "thirty million, three hundred fifty-six thousand, one hundred thirteen".

Divisors: 1 23 41 943 32191 740393 1319831 30356113