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30386014 = 231490097
BaseRepresentation
bin111001111101…
…0011101011110
32010011202202221
41303322131132
530234323024
63003135554
7516163651
oct163723536
963152687
1030386014
111617450a
12a2145ba
1363ab8b9
14406d898
152a033e4
hex1cfa75e

30386014 has 8 divisors (see below), whose sum is σ = 47049408. Its totient is φ = 14702880.

The previous prime is 30386011. The next prime is 30386033. The reversal of 30386014 is 41068303.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 30386014.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30386011) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 244987 + ... + 245110.

It is an arithmetic number, because the mean of its divisors is an integer number (5881176).

Almost surely, 230386014 is an apocalyptic number.

30386014 is a deficient number, since it is larger than the sum of its proper divisors (16663394).

30386014 is a wasteful number, since it uses less digits than its factorization.

30386014 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 490130.

The product of its (nonzero) digits is 1728, while the sum is 25.

The square root of 30386014 is about 5512.3510410713. The cubic root of 30386014 is about 312.0502809059.

The spelling of 30386014 in words is "thirty million, three hundred eighty-six thousand, fourteen".

Divisors: 1 2 31 62 490097 980194 15193007 30386014