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26198741 = 103125411
BaseRepresentation
bin110001111110…
…0001011010101
31211022000220202
41203330023111
523201324431
62333310245
7435454112
oct143741325
954260822
1026198741
1113874558
128935385
135573a1a
14369d909
1524778cb
hex18fc2d5

26198741 has 4 divisors (see below), whose sum is σ = 26225184. Its totient is φ = 26172300.

The previous prime is 26198737. The next prime is 26198749. The reversal of 26198741 is 14789162.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 26198741 - 22 = 26198737 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 26198695 and 26198704.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26198749) 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, 11675 + ... + 13736.

It is an arithmetic number, because the mean of its divisors is an integer number (6556296).

Almost surely, 226198741 is an apocalyptic number.

It is an amenable number.

26198741 is a deficient number, since it is larger than the sum of its proper divisors (26443).

26198741 is a wasteful number, since it uses less digits than its factorization.

26198741 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26442.

The product of its digits is 24192, while the sum is 38.

The square root of 26198741 is about 5118.4705723487. The cubic root of 26198741 is about 297.0025242863.

The spelling of 26198741 in words is "twenty-six million, one hundred ninety-eight thousand, seven hundred forty-one".

Divisors: 1 1031 25411 26198741