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15013214 = 231124137
BaseRepresentation
bin111001010001…
…010101011110
31001020202020222
4321101111132
512320410324
61253441342
7241416206
oct71212536
931222228
1015013214
118524717
125040252
133158678
141dcb406
1514b855e
hexe5155e

15013214 has 8 divisors (see below), whose sum is σ = 22593168. Its totient is φ = 7482160.

The previous prime is 15013183. The next prime is 15013237. The reversal of 15013214 is 41231051.

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

It is a junction number, because it is equal to n+sod(n) for n = 15013192 and 15013201.

It is a congruent number.

It is an unprimeable number.

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, 11447 + ... + 12690.

It is an arithmetic number, because the mean of its divisors is an integer number (2824146).

Almost surely, 215013214 is an apocalyptic number.

15013214 is a deficient number, since it is larger than the sum of its proper divisors (7579954).

15013214 is a wasteful number, since it uses less digits than its factorization.

15013214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24450.

The product of its (nonzero) digits is 120, while the sum is 17.

The square root of 15013214 is about 3874.6888907369. The cubic root of 15013214 is about 246.6936051255.

Adding to 15013214 its reverse (41231051), we get a palindrome (56244265).

The spelling of 15013214 in words is "fifteen million, thirteen thousand, two hundred fourteen".

Divisors: 1 2 311 622 24137 48274 7506607 15013214