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52710025 = 522108401
BaseRepresentation
bin1100100100010…
…0101010001001
310200011221120011
43021010222021
5101443210100
65121431521
71210012354
oct311045211
9120157504
1052710025
1127831905
121579b5a1
13abc6a84
14700129b
154962bba
hex3244a89

52710025 has 6 divisors (see below), whose sum is σ = 65360462. Its totient is φ = 42168000.

The previous prime is 52710011. The next prime is 52710029. The reversal of 52710025 is 52001725.

It can be written as a sum of positive squares in 3 ways, for example, as 451584 + 52258441 = 672^2 + 7229^2 .

It is not a de Polignac number, because 52710025 - 213 = 52701833 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 52709978 and 52710005.

It is not an unprimeable number, because it can be changed into a prime (52710029) 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, 1054176 + ... + 1054225.

Almost surely, 252710025 is an apocalyptic number.

It is an amenable number.

52710025 is a deficient number, since it is larger than the sum of its proper divisors (12650437).

52710025 is a wasteful number, since it uses less digits than its factorization.

52710025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2108411 (or 2108406 counting only the distinct ones).

The product of its (nonzero) digits is 700, while the sum is 22.

The square root of 52710025 is about 7260.1670090983. The cubic root of 52710025 is about 374.9422725954.

The spelling of 52710025 in words is "fifty-two million, seven hundred ten thousand, twenty-five".

Divisors: 1 5 25 2108401 10542005 52710025