Search a number
-
+
26206741 = 1117140143
BaseRepresentation
bin110001111111…
…0001000010101
31211022102220001
41203332020111
523202103431
62333411301
7435516331
oct143761025
954272801
1026206741
111387a570
128939b31
135577562
1436a27c1
152479e61
hex18fe215

26206741 has 8 divisors (see below), whose sum is σ = 30271104. Its totient is φ = 22422720.

The previous prime is 26206727. The next prime is 26206793. The reversal of 26206741 is 14760262.

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 26206741 - 25 = 26206709 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 (26206711) 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 7 ways as a sum of consecutive naturals, for example, 69885 + ... + 70258.

It is an arithmetic number, because the mean of its divisors is an integer number (3783888).

Almost surely, 226206741 is an apocalyptic number.

It is an amenable number.

26206741 is a deficient number, since it is larger than the sum of its proper divisors (4064363).

26206741 is a wasteful number, since it uses less digits than its factorization.

26206741 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 140171.

The product of its (nonzero) digits is 4032, while the sum is 28.

The square root of 26206741 is about 5119.2519961416. The cubic root of 26206741 is about 297.0327519270.

The spelling of 26206741 in words is "twenty-six million, two hundred six thousand, seven hundred forty-one".

Divisors: 1 11 17 187 140143 1541573 2382431 26206741