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5124025 = 52972113
BaseRepresentation
bin10011100010111110111001
3100122022211201
4103202332321
52302432100
6301454201
761360564
oct23427671
910568751
105124025
11298a835
121871361
1310a538a
149754db
156b336a
hex4e2fb9

5124025 has 12 divisors (see below), whose sum is σ = 6422332. Its totient is φ = 4055040.

The previous prime is 5124023. The next prime is 5124037. The reversal of 5124025 is 5204215.

It can be written as a sum of positive squares in 6 ways, for example, as 1375929 + 3748096 = 1173^2 + 1936^2 .

It is not a de Polignac number, because 5124025 - 21 = 5124023 is a prime.

It is a Duffinian number.

5124025 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 5123993 and 5124011.

It is not an unprimeable number, because it can be changed into a prime (5124023) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1369 + ... + 3481.

Almost surely, 25124025 is an apocalyptic number.

It is an amenable number.

5124025 is a deficient number, since it is larger than the sum of its proper divisors (1298307).

5124025 is a wasteful number, since it uses less digits than its factorization.

5124025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2220 (or 2215 counting only the distinct ones).

The product of its (nonzero) digits is 400, while the sum is 19.

The square root of 5124025 is about 2263.6309328157. The cubic root of 5124025 is about 172.3999279540.

The spelling of 5124025 in words is "five million, one hundred twenty-four thousand, twenty-five".

Divisors: 1 5 25 97 485 2113 2425 10565 52825 204961 1024805 5124025