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26505341 = 31227581
BaseRepresentation
bin110010100011…
…1000001111101
31211212121111022
41211013001331
523241132331
62344033525
7441202022
oct145070175
954777438
1026505341
1113a63945
128a628a5
135650445
14373d549
1524d867b
hex194707d

26505341 has 6 divisors (see below), whose sum is σ = 27388926. Its totient is φ = 25649400.

The previous prime is 26505331. The next prime is 26505343. The reversal of 26505341 is 14350562.

It can be written as a sum of positive squares in only one way, i.e., 26481316 + 24025 = 5146^2 + 155^2 .

It is not a de Polignac number, because 26505341 - 26 = 26505277 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 26505341.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26505343) by changing a digit.

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 5 ways as a sum of consecutive naturals, for example, 12830 + ... + 14751.

It is an arithmetic number, because the mean of its divisors is an integer number (4564821).

Almost surely, 226505341 is an apocalyptic number.

It is an amenable number.

26505341 is a deficient number, since it is larger than the sum of its proper divisors (883585).

26505341 is an equidigital number, since it uses as much as digits as its factorization.

26505341 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27643 (or 27612 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 26.

The square root of 26505341 is about 5148.3338081364. Note that the first 3 decimals coincide. The cubic root of 26505341 is about 298.1566260709.

The spelling of 26505341 in words is "twenty-six million, five hundred five thousand, three hundred forty-one".

Divisors: 1 31 961 27581 855011 26505341