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5185025 = 52207401
BaseRepresentation
bin10011110001111000000001
3100202102111222
4103301320001
52311410100
6303044425
762033456
oct23617001
910672458
105185025
112a2164a
1218a0715
1310c7081
1498d82d
156c6485
hex4f1e01

5185025 has 6 divisors (see below), whose sum is σ = 6429462. Its totient is φ = 4148000.

The previous prime is 5185009. The next prime is 5185027. The reversal of 5185025 is 5205815.

It can be written as a sum of positive squares in 3 ways, for example, as 18496 + 5166529 = 136^2 + 2273^2 .

It is not a de Polignac number, because 5185025 - 24 = 5185009 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 5184985 and 5185003.

It is not an unprimeable number, because it can be changed into a prime (5185027) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 103676 + ... + 103725.

It is an arithmetic number, because the mean of its divisors is an integer number (1071577).

Almost surely, 25185025 is an apocalyptic number.

It is an amenable number.

5185025 is a deficient number, since it is larger than the sum of its proper divisors (1244437).

5185025 is a wasteful number, since it uses less digits than its factorization.

5185025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 207411 (or 207406 counting only the distinct ones).

The product of its (nonzero) digits is 2000, while the sum is 26.

The square root of 5185025 is about 2277.0649968765. The cubic root of 5185025 is about 173.0813543658.

The spelling of 5185025 in words is "five million, one hundred eighty-five thousand, twenty-five".

Divisors: 1 5 25 207401 1037005 5185025