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26130131 = 297312343
BaseRepresentation
bin110001110101…
…1011011010011
31211011112210122
41203223123103
523142131011
62332020455
7435050066
oct143533323
954145718
1026130131
1113827a55
12890172b
13554b721
1436828dd
1524623db
hex18eb6d3

26130131 has 8 divisors (see below), whose sum is σ = 27403680. Its totient is φ = 24881472.

The previous prime is 26130127. The next prime is 26130163. The reversal of 26130131 is 13103162.

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 26130131 - 22 = 26130127 is a prime.

It is a super-2 number, since 2×261301312 = 1365567492154322, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (26130121) 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, 4055 + ... + 8288.

It is an arithmetic number, because the mean of its divisors is an integer number (3425460).

Almost surely, 226130131 is an apocalyptic number.

26130131 is a deficient number, since it is larger than the sum of its proper divisors (1273549).

26130131 is a wasteful number, since it uses less digits than its factorization.

26130131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12445.

The product of its (nonzero) digits is 108, while the sum is 17.

The square root of 26130131 is about 5111.7639812495. The cubic root of 26130131 is about 296.7430314432.

Adding to 26130131 its reverse (13103162), we get a palindrome (39233293).

The spelling of 26130131 in words is "twenty-six million, one hundred thirty thousand, one hundred thirty-one".

Divisors: 1 29 73 2117 12343 357947 901039 26130131