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5143025 = 52205721
BaseRepresentation
bin10011100111100111110001
3100200021220102
4103213213301
52304034100
6302122145
761500146
oct23474761
910607812
105143025
1129a3038
121880355
1310b0c14
1497c3cd
156b8cd5
hex4e79f1

5143025 has 6 divisors (see below), whose sum is σ = 6377382. Its totient is φ = 4114400.

The previous prime is 5143013. The next prime is 5143031. The reversal of 5143025 is 5203415.

It can be written as a sum of positive squares in 3 ways, for example, as 652864 + 4490161 = 808^2 + 2119^2 .

It is not a de Polignac number, because 5143025 - 212 = 5138929 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 5142988 and 5143006.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 102836 + ... + 102885.

It is an arithmetic number, because the mean of its divisors is an integer number (1062897).

Almost surely, 25143025 is an apocalyptic number.

It is an amenable number.

5143025 is a deficient number, since it is larger than the sum of its proper divisors (1234357).

5143025 is a wasteful number, since it uses less digits than its factorization.

5143025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 205731 (or 205726 counting only the distinct ones).

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

The square root of 5143025 is about 2267.8238467747. The cubic root of 5143025 is about 172.6127527214.

The spelling of 5143025 in words is "five million, one hundred forty-three thousand, twenty-five".

Divisors: 1 5 25 205721 1028605 5143025