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30676051 = 719230647
BaseRepresentation
bin111010100000…
…1010001010011
32010201111122001
41311001101103
530323113201
63013254431
7521512360
oct165012123
963644561
1030676051
111635240a
12a334417
136480913
144107467
152a5e301
hex1d41453

30676051 has 8 divisors (see below), whose sum is σ = 36903680. Its totient is φ = 24909768.

The previous prime is 30676039. The next prime is 30676067. The reversal of 30676051 is 15067603.

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 30676051 - 213 = 30667859 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (30676031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 115191 + ... + 115456.

It is an arithmetic number, because the mean of its divisors is an integer number (4612960).

Almost surely, 230676051 is an apocalyptic number.

30676051 is a deficient number, since it is larger than the sum of its proper divisors (6227629).

30676051 is a wasteful number, since it uses less digits than its factorization.

30676051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 230673.

The product of its (nonzero) digits is 3780, while the sum is 28.

The square root of 30676051 is about 5538.5964828646. The cubic root of 30676051 is about 313.0399871337.

The spelling of 30676051 in words is "thirty million, six hundred seventy-six thousand, fifty-one".

Divisors: 1 7 19 133 230647 1614529 4382293 30676051