[go: up one dir, main page]

Search a number
-
+
2825191 is a prime number
BaseRepresentation
bin1010110001101111100111
312022112102201
422301233213
51210401231
6140315331
733004465
oct12615747
95275381
102825191
11165a676
12b42b47
1377bc15
14537835
153ac161
hex2b1be7

2825191 has 2 divisors, whose sum is σ = 2825192. Its totient is φ = 2825190.

The previous prime is 2825153. The next prime is 2825227. The reversal of 2825191 is 1915282.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2825191 - 27 = 2825063 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2825101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1412595 + 1412596.

It is an arithmetic number, because the mean of its divisors is an integer number (1412596).

22825191 is an apocalyptic number.

2825191 is a deficient number, since it is larger than the sum of its proper divisors (1).

2825191 is an equidigital number, since it uses as much as digits as its factorization.

2825191 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1440, while the sum is 28.

The square root of 2825191 is about 1680.8304495100. The cubic root of 2825191 is about 141.3674002418.

Subtracting from 2825191 its reverse (1915282), we obtain a palindrome (909909).

The spelling of 2825191 in words is "two million, eight hundred twenty-five thousand, one hundred ninety-one".