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26230051 = 1923193311
BaseRepresentation
bin110010000001…
…1110100100011
31211100121212101
41210003310203
523203330201
62334111231
7435644311
oct144036443
954317771
1026230051
1113896031
12894b517
135585053
1436ab0b1
152481d01
hex1903d23

26230051 has 16 divisors (see below), whose sum is σ = 29053440. Its totient is φ = 23569920.

The previous prime is 26230049. The next prime is 26230063. The reversal of 26230051 is 15003262.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 26230051 - 21 = 26230049 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (26230021) 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 15 ways as a sum of consecutive naturals, for example, 84186 + ... + 84496.

It is an arithmetic number, because the mean of its divisors is an integer number (1815840).

Almost surely, 226230051 is an apocalyptic number.

26230051 is a deficient number, since it is larger than the sum of its proper divisors (2823389).

26230051 is a wasteful number, since it uses less digits than its factorization.

26230051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 546.

The product of its (nonzero) digits is 360, while the sum is 19.

The square root of 26230051 is about 5121.5281899058. The cubic root of 26230051 is about 297.1207926545.

The spelling of 26230051 in words is "twenty-six million, two hundred thirty thousand, fifty-one".

Divisors: 1 19 23 193 311 437 3667 4439 5909 7153 60023 84341 135907 1140437 1380529 26230051