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26131142 = 217768563
BaseRepresentation
bin110001110101…
…1101011000110
31211011121012002
41203223223012
523142144032
62332025302
7435053042
oct143535306
954147162
1026131142
1113828794
128902232
13554c01b
143683022
152462862
hex18ebac6

26131142 has 8 divisors (see below), whose sum is σ = 41502456. Its totient is φ = 12296992.

The previous prime is 26131141. The next prime is 26131163. The reversal of 26131142 is 24113162.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26131141) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 384248 + ... + 384315.

It is an arithmetic number, because the mean of its divisors is an integer number (5187807).

Almost surely, 226131142 is an apocalyptic number.

26131142 is a deficient number, since it is larger than the sum of its proper divisors (15371314).

26131142 is a wasteful number, since it uses less digits than its factorization.

26131142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 768582.

The product of its digits is 288, while the sum is 20.

The square root of 26131142 is about 5111.8628698352. The cubic root of 26131142 is about 296.7468584853.

The spelling of 26131142 in words is "twenty-six million, one hundred thirty-one thousand, one hundred forty-two".

Divisors: 1 2 17 34 768563 1537126 13065571 26131142