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26132065 = 513738149
BaseRepresentation
bin110001110101…
…1111001100001
31211011122110021
41203223321201
523142211230
62332033441
7435055531
oct143537141
954148407
1026132065
1113829453
128902881
13554c57b
1436834c1
152462c7a
hex18ebe61

26132065 has 8 divisors (see below), whose sum is σ = 31588200. Its totient is φ = 20752512.

The previous prime is 26132063. The next prime is 26132107. The reversal of 26132065 is 56023162.

It can be written as a sum of positive squares in 4 ways, for example, as 8433216 + 17698849 = 2904^2 + 4207^2 .

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 26132065 - 21 = 26132063 is a prime.

It is not an unprimeable number, because it can be changed into a prime (26132063) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18390 + ... + 19759.

It is an arithmetic number, because the mean of its divisors is an integer number (3948525).

Almost surely, 226132065 is an apocalyptic number.

It is an amenable number.

26132065 is a deficient number, since it is larger than the sum of its proper divisors (5456135).

26132065 is a wasteful number, since it uses less digits than its factorization.

26132065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38291.

The product of its (nonzero) digits is 2160, while the sum is 25.

The square root of 26132065 is about 5111.9531492376. The cubic root of 26132065 is about 296.7503523258.

The spelling of 26132065 in words is "twenty-six million, one hundred thirty-two thousand, sixty-five".

Divisors: 1 5 137 685 38149 190745 5226413 26132065