Search a number
-
+
14920089 = 34973363
BaseRepresentation
bin111000111010…
…100110011001
31001002000111220
4320322212121
512304420324
61251442253
7240550542
oct70724631
931060456
1014920089
118470758
124bb6389
133125172
141da54c9
15149ab79
hexe3a999

14920089 has 4 divisors (see below), whose sum is σ = 19893456. Its totient is φ = 9946724.

The previous prime is 14920079. The next prime is 14920109. The reversal of 14920089 is 98002941.

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, and also an emirpimes, since its reverse is a distinct semiprime: 98002941 = 332667647.

It is a cyclic number.

It is not a de Polignac number, because 14920089 - 25 = 14920057 is a prime.

It is not an unprimeable number, because it can be changed into a prime (14920079) 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, 2486679 + ... + 2486684.

It is an arithmetic number, because the mean of its divisors is an integer number (4973364).

Almost surely, 214920089 is an apocalyptic number.

It is an amenable number.

14920089 is a deficient number, since it is larger than the sum of its proper divisors (4973367).

14920089 is an equidigital number, since it uses as much as digits as its factorization.

14920089 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4973366.

The product of its (nonzero) digits is 5184, while the sum is 33.

The square root of 14920089 is about 3862.6531037617. The cubic root of 14920089 is about 246.1824774714.

The spelling of 14920089 in words is "fourteen million, nine hundred twenty thousand, eighty-nine".

Divisors: 1 3 4973363 14920089