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26516125 = 53232401
BaseRepresentation
bin110010100100…
…1101010011101
31211220011021201
41211021222131
523242004000
62344155501
7441245326
oct145115235
954804251
1026516125
1113a70a59
128a68b91
13565531c
14374344d
1524db96a
hex1949a9d

26516125 has 24 divisors (see below), whose sum is σ = 34679736. Its totient is φ = 20240000.

The previous prime is 26516111. The next prime is 26516143. The reversal of 26516125 is 52161562.

It can be written as a sum of positive squares in 4 ways, for example, as 444889 + 26071236 = 667^2 + 5106^2 .

It is not a de Polignac number, because 26516125 - 27 = 26515997 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 26516093 and 26516102.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 65925 + ... + 66325.

It is an arithmetic number, because the mean of its divisors is an integer number (1444989).

Almost surely, 226516125 is an apocalyptic number.

26516125 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

26516125 is a deficient number, since it is larger than the sum of its proper divisors (8163611).

26516125 is an equidigital number, since it uses as much as digits as its factorization.

26516125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 462 (or 429 counting only the distinct ones).

The product of its digits is 3600, while the sum is 28.

The square root of 26516125 is about 5149.3810307648. The cubic root of 26516125 is about 298.1970567284.

Adding to 26516125 its reverse (52161562), we get a palindrome (78677687).

The spelling of 26516125 in words is "twenty-six million, five hundred sixteen thousand, one hundred twenty-five".

Divisors: 1 5 23 25 115 125 401 529 575 2005 2645 2875 9223 10025 13225 46115 50125 66125 212129 230575 1060645 1152875 5303225 26516125