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5057189 = 27718257
BaseRepresentation
bin10011010010101010100101
3100111221011022
4103102222211
52243312224
6300220525
760661664
oct23225245
910457138
105057189
1129445a5
12183a745
131080b27
14958ddb
1569d65e
hex4d2aa5

5057189 has 4 divisors (see below), whose sum is σ = 5075724. Its totient is φ = 5038656.

The previous prime is 5057167. The next prime is 5057191. The reversal of 5057189 is 9817505.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1188100 + 3869089 = 1090^2 + 1967^2 .

It is a cyclic number.

It is not a de Polignac number, because 5057189 - 216 = 4991653 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 (5057119) 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, 8852 + ... + 9405.

It is an arithmetic number, because the mean of its divisors is an integer number (1268931).

Almost surely, 25057189 is an apocalyptic number.

It is an amenable number.

5057189 is a deficient number, since it is larger than the sum of its proper divisors (18535).

5057189 is a wasteful number, since it uses less digits than its factorization.

5057189 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18534.

The product of its (nonzero) digits is 12600, while the sum is 35.

The square root of 5057189 is about 2248.8194680765. The cubic root of 5057189 is about 171.6470701649.

The spelling of 5057189 in words is "five million, fifty-seven thousand, one hundred eighty-nine".

Divisors: 1 277 18257 5057189