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26605055 = 547113213
BaseRepresentation
bin110010101111…
…1010111111111
31212001200021102
41211133113333
523302330210
62350123315
7442065521
oct145372777
955050242
1026605055
1114021854
128ab053b
135686949
143767a11
152507ea5
hex195f5ff

26605055 has 8 divisors (see below), whose sum is σ = 32605632. Its totient is φ = 20831008.

The previous prime is 26605039. The next prime is 26605057. The reversal of 26605055 is 55050662.

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 26605055 - 24 = 26605039 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26605057) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 56372 + ... + 56841.

It is an arithmetic number, because the mean of its divisors is an integer number (4075704).

Almost surely, 226605055 is an apocalyptic number.

26605055 is a deficient number, since it is larger than the sum of its proper divisors (6000577).

26605055 is a wasteful number, since it uses less digits than its factorization.

26605055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113265.

The product of its (nonzero) digits is 9000, while the sum is 29.

The square root of 26605055 is about 5158.0088212410. The cubic root of 26605055 is about 298.5300499944.

The spelling of 26605055 in words is "twenty-six million, six hundred five thousand, fifty-five".

Divisors: 1 5 47 235 113213 566065 5321011 26605055