Search a number
-
+
427025 = 52192931
BaseRepresentation
bin1101000010000010001
3210200202202
41220100101
5102131100
613052545
73425654
oct1502021
9720682
10427025
11271915
12187155
1311c4a1
14b189b
15867d5
hex68411

427025 has 24 divisors (see below), whose sum is σ = 595200. Its totient is φ = 302400.

The previous prime is 427013. The next prime is 427039. The reversal of 427025 is 520724.

It is not a de Polignac number, because 427025 - 218 = 164881 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 426988 and 427006.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 427025.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 13760 + ... + 13790.

It is an arithmetic number, because the mean of its divisors is an integer number (24800).

2427025 is an apocalyptic number.

It is an amenable number.

427025 is a deficient number, since it is larger than the sum of its proper divisors (168175).

427025 is a wasteful number, since it uses less digits than its factorization.

427025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89 (or 84 counting only the distinct ones).

The product of its (nonzero) digits is 560, while the sum is 20.

The square root of 427025 is about 653.4714989959. The cubic root of 427025 is about 75.3039516993.

Adding to 427025 its reverse (520724), we get a palindrome (947749).

The spelling of 427025 in words is "four hundred twenty-seven thousand, twenty-five".

Divisors: 1 5 19 25 29 31 95 145 155 475 551 589 725 775 899 2755 2945 4495 13775 14725 17081 22475 85405 427025