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14979629 = 72139947
BaseRepresentation
bin111001001001…
…001000101101
31001012001012002
4321021020231
512313322004
61253022045
7241216250
oct71111055
931161162
1014979629
118501465
125024925
1331462b2
141dbd097
1514ad61e
hexe4922d

14979629 has 4 divisors (see below), whose sum is σ = 17119584. Its totient is φ = 12839676.

The previous prime is 14979611. The next prime is 14979641. The reversal of 14979629 is 92697941.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 14979629 - 216 = 14914093 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 (14979649) 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 3 ways as a sum of consecutive naturals, for example, 1069967 + ... + 1069980.

It is an arithmetic number, because the mean of its divisors is an integer number (4279896).

Almost surely, 214979629 is an apocalyptic number.

It is an amenable number.

14979629 is a deficient number, since it is larger than the sum of its proper divisors (2139955).

14979629 is an equidigital number, since it uses as much as digits as its factorization.

14979629 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2139954.

The product of its digits is 244944, while the sum is 47.

The square root of 14979629 is about 3870.3525679194. The cubic root of 14979629 is about 246.5095141751.

The spelling of 14979629 in words is "fourteen million, nine hundred seventy-nine thousand, six hundred twenty-nine".

Divisors: 1 7 2139947 14979629