Search a number
-
+
14830015 = 56148623
BaseRepresentation
bin111000100100…
…100110111111
31000220102221211
4320210212333
512244030030
61245505251
7240024124
oct70444677
930812854
1014830015
11840a012
124b72227
1330c3175
141d8074b
15147e12a
hexe249bf

14830015 has 8 divisors (see below), whose sum is σ = 18088128. Its totient is φ = 11669280.

The previous prime is 14830003. The next prime is 14830019. The reversal of 14830015 is 51003841.

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

It is not a de Polignac number, because 14830015 - 213 = 14821823 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14830019) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24007 + ... + 24616.

It is an arithmetic number, because the mean of its divisors is an integer number (2261016).

Almost surely, 214830015 is an apocalyptic number.

14830015 is a deficient number, since it is larger than the sum of its proper divisors (3258113).

14830015 is an equidigital number, since it uses as much as digits as its factorization.

14830015 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48689.

The product of its (nonzero) digits is 480, while the sum is 22.

The square root of 14830015 is about 3850.9758503527. The cubic root of 14830015 is about 245.6860681399.

Adding to 14830015 its reverse (51003841), we get a palindrome (65833856).

The spelling of 14830015 in words is "fourteen million, eight hundred thirty thousand, fifteen".

Divisors: 1 5 61 305 48623 243115 2966003 14830015