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5288189 = 7616949
BaseRepresentation
bin10100001011000011111101
3100221200000212
4110023003331
52323210224
6305202205
762643314
oct24130375
910850025
105288189
112a92105
121930365
13113200a
149b927b
156e6d0e
hex50b0fd

5288189 has 4 divisors (see below), whose sum is σ = 5295900. Its totient is φ = 5280480.

The previous prime is 5288177. The next prime is 5288203. The reversal of 5288189 is 9818825.

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 1836025 + 3452164 = 1355^2 + 1858^2 .

It is a cyclic number.

It is not a de Polignac number, because 5288189 - 216 = 5222653 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 (5288119) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2714 + ... + 4235.

It is an arithmetic number, because the mean of its divisors is an integer number (1323975).

Almost surely, 25288189 is an apocalyptic number.

It is an amenable number.

5288189 is a deficient number, since it is larger than the sum of its proper divisors (7711).

5288189 is an equidigital number, since it uses as much as digits as its factorization.

5288189 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7710.

The product of its digits is 46080, while the sum is 41.

The square root of 5288189 is about 2299.6062706472. The cubic root of 5288189 is about 174.2217303619.

The spelling of 5288189 in words is "five million, two hundred eighty-eight thousand, one hundred eighty-nine".

Divisors: 1 761 6949 5288189