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14930371 = 19785809
BaseRepresentation
bin111000111101…
…000111000011
31001002112121201
4320331013003
512310232441
61252002031
7240622531
oct70750703
931075551
1014930371
118478455
125000317
133129a51
141da9151
15149dc31
hexe3d1c3

14930371 has 4 divisors (see below), whose sum is σ = 15716200. Its totient is φ = 14144544.

The previous prime is 14930341. The next prime is 14930387. The reversal of 14930371 is 17303941.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 14930371 - 25 = 14930339 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14930341) 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 3 ways as a sum of consecutive naturals, for example, 392886 + ... + 392923.

It is an arithmetic number, because the mean of its divisors is an integer number (3929050).

Almost surely, 214930371 is an apocalyptic number.

14930371 is a deficient number, since it is larger than the sum of its proper divisors (785829).

14930371 is an equidigital number, since it uses as much as digits as its factorization.

14930371 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 785828.

The product of its (nonzero) digits is 2268, while the sum is 28.

The square root of 14930371 is about 3863.9838250179. The cubic root of 14930371 is about 246.2390157176.

The spelling of 14930371 in words is "fourteen million, nine hundred thirty thousand, three hundred seventy-one".

Divisors: 1 19 785809 14930371