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30968483 = 713536421
BaseRepresentation
bin111011000100…
…0101010100011
32011021100202212
41312020222203
530411442413
63023432335
7524141060
oct166105243
964240685
1030968483
1116532097
12a4556ab
136553a60
144181c67
152abaca8
hex1d88aa3

30968483 has 16 divisors (see below), whose sum is σ = 38840256. Its totient is φ = 24036480.

The previous prime is 30968477. The next prime is 30968501. The reversal of 30968483 is 38486903.

It is not a de Polignac number, because 30968483 - 24 = 30968467 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 30968483.

It is not an unprimeable number, because it can be changed into a prime (30968453) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1613 + ... + 8033.

It is an arithmetic number, because the mean of its divisors is an integer number (2427516).

Almost surely, 230968483 is an apocalyptic number.

30968483 is a deficient number, since it is larger than the sum of its proper divisors (7871773).

30968483 is a wasteful number, since it uses less digits than its factorization.

30968483 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6494.

The product of its (nonzero) digits is 124416, while the sum is 41.

The square root of 30968483 is about 5564.9333329340. The cubic root of 30968483 is about 314.0315701148.

The spelling of 30968483 in words is "thirty million, nine hundred sixty-eight thousand, four hundred eighty-three".

Divisors: 1 7 13 53 91 371 689 4823 6421 44947 83473 340313 584311 2382191 4424069 30968483