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26013142 = 253245407
BaseRepresentation
bin110001100111…
…0110111010110
31210221121022201
41203032313112
523124410032
62325315114
7434052031
oct143166726
953847281
1026013142
1113758071
128865a9a
13550a3bc
143652018
15243c8e7
hex18cedd6

26013142 has 8 divisors (see below), whose sum is σ = 39756096. Its totient is φ = 12761112.

The previous prime is 26013133. The next prime is 26013157. The reversal of 26013142 is 24131062.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 122598 + ... + 122809.

It is an arithmetic number, because the mean of its divisors is an integer number (4969512).

Almost surely, 226013142 is an apocalyptic number.

26013142 is a deficient number, since it is larger than the sum of its proper divisors (13742954).

26013142 is a wasteful number, since it uses less digits than its factorization.

26013142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 245462.

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 26013142 is about 5100.3080299135. The cubic root of 26013142 is about 296.2995126939.

The spelling of 26013142 in words is "twenty-six million, thirteen thousand, one hundred forty-two".

Divisors: 1 2 53 106 245407 490814 13006571 26013142