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5389157 = 29185833
BaseRepresentation
bin10100100011101101100101
3101010210112102
4110203231211
52334423112
6311301445
763543554
oct24435545
911123472
105389157
113050a54
12197a885
131168c67
14a03d9b
15716bc2
hex523b65

5389157 has 4 divisors (see below), whose sum is σ = 5575020. Its totient is φ = 5203296.

The previous prime is 5389121. The next prime is 5389159. The reversal of 5389157 is 7519835.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 7519835 = 51503967.

It can be written as a sum of positive squares in 2 ways, for example, as 2719201 + 2669956 = 1649^2 + 1634^2 .

It is a de Polignac number, because none of the positive numbers 2k-5389157 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 5389157.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5389159) 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, 92888 + ... + 92945.

It is an arithmetic number, because the mean of its divisors is an integer number (1393755).

Almost surely, 25389157 is an apocalyptic number.

It is an amenable number.

5389157 is a deficient number, since it is larger than the sum of its proper divisors (185863).

5389157 is a wasteful number, since it uses less digits than its factorization.

5389157 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 185862.

The product of its digits is 37800, while the sum is 38.

The square root of 5389157 is about 2321.4557932470. The cubic root of 5389157 is about 175.3235592226.

The spelling of 5389157 in words is "five million, three hundred eighty-nine thousand, one hundred fifty-seven".

Divisors: 1 29 185833 5389157