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5012257 = 19263803
BaseRepresentation
bin10011000111101100100001
3100102122112011
4103013230201
52240343012
6255232521
760413665
oct23075441
910378464
105012257
112913868
121818741
131066543
149468a5
156901a7
hex4c7b21

5012257 has 4 divisors (see below), whose sum is σ = 5276080. Its totient is φ = 4748436.

The previous prime is 5012251. The next prime is 5012261. The reversal of 5012257 is 7522105.

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: 7522105 = 51504421.

It is a cyclic number.

It is not a de Polignac number, because 5012257 - 27 = 5012129 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5012251) 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, 131883 + ... + 131920.

It is an arithmetic number, because the mean of its divisors is an integer number (1319020).

Almost surely, 25012257 is an apocalyptic number.

It is an amenable number.

5012257 is a deficient number, since it is larger than the sum of its proper divisors (263823).

5012257 is a wasteful number, since it uses less digits than its factorization.

5012257 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 263822.

The product of its (nonzero) digits is 700, while the sum is 22.

The square root of 5012257 is about 2238.8070484077. The cubic root of 5012257 is about 171.1372084812.

The spelling of 5012257 in words is "five million, twelve thousand, two hundred fifty-seven".

Divisors: 1 19 263803 5012257