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5206025 = 521121721
BaseRepresentation
bin10011110111000000001001
3100210111022202
4103313000021
52313043100
6303325545
762151626
oct23670011
910714282
105206025
112a36400
1218b08b5
1311037b6
1499734d
156cc7d5
hex4f7009

5206025 has 18 divisors (see below), whose sum is σ = 7099806. Its totient is φ = 3784000.

The previous prime is 5206013. The next prime is 5206037.

It is a happy number.

5206025 is nontrivially palindromic in base 10.

5206025 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (5206013) and next prime (5206037).

It can be written as a sum of positive squares in 3 ways, for example, as 698896 + 4507129 = 836^2 + 2123^2 .

It is not a de Polignac number, because 5206025 - 28 = 5205769 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 5205988 and 5206006.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 2165 + ... + 3885.

Almost surely, 25206025 is an apocalyptic number.

5206025 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

5206025 is a deficient number, since it is larger than the sum of its proper divisors (1893781).

5206025 is a wasteful number, since it uses less digits than its factorization.

5206025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1753 (or 1737 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 20.

The square root of 5206025 is about 2281.6715363961. The cubic root of 5206025 is about 173.3147066605.

The spelling of 5206025 in words is "five million, two hundred six thousand, twenty-five".

Divisors: 1 5 11 25 55 121 275 605 1721 3025 8605 18931 43025 94655 208241 473275 1041205 5206025