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26108485 = 513401669
BaseRepresentation
bin110001110011…
…0001001000101
31211010110002221
41203212021011
523140432420
62331332341
7434630014
oct143461105
954113087
1026108485
1113812767
1288b10b1
135541910
143678a7b
15245acaa
hex18e6245

26108485 has 8 divisors (see below), whose sum is σ = 33740280. Its totient is φ = 19280064.

The previous prime is 26108483. The next prime is 26108521. The reversal of 26108485 is 58480162.

It can be written as a sum of positive squares in 4 ways, for example, as 37249 + 26071236 = 193^2 + 5106^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 26108485 - 21 = 26108483 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 26108485.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26108483) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 200770 + ... + 200899.

It is an arithmetic number, because the mean of its divisors is an integer number (4217535).

Almost surely, 226108485 is an apocalyptic number.

It is an amenable number.

26108485 is a deficient number, since it is larger than the sum of its proper divisors (7631795).

26108485 is a wasteful number, since it uses less digits than its factorization.

26108485 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 401687.

The product of its (nonzero) digits is 15360, while the sum is 34.

The square root of 26108485 is about 5109.6462695572. The cubic root of 26108485 is about 296.6610689233.

The spelling of 26108485 in words is "twenty-six million, one hundred eight thousand, four hundred eighty-five".

Divisors: 1 5 13 65 401669 2008345 5221697 26108485