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26645314 = 213322657
BaseRepresentation
bin110010110100…
…1001101000010
31212010201111111
41211221031002
523310122224
62351033534
7442324063
oct145511502
955121444
1026645314
111404a023
128b0b8aa
13569c077
14377856a
152514d94
hex1969342

26645314 has 4 divisors (see below), whose sum is σ = 39967974. Its totient is φ = 13322656.

The previous prime is 26645303. The next prime is 26645363. The reversal of 26645314 is 41354662.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 41354662 = 220677331.

It can be written as a sum of positive squares in only one way, i.e., 26574025 + 71289 = 5155^2 + 267^2 .

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 6661327 + ... + 6661330.

Almost surely, 226645314 is an apocalyptic number.

26645314 is a deficient number, since it is larger than the sum of its proper divisors (13322660).

26645314 is a wasteful number, since it uses less digits than its factorization.

26645314 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13322659.

The product of its digits is 17280, while the sum is 31.

The square root of 26645314 is about 5161.9099178502. The cubic root of 26645314 is about 298.6805535258.

Adding to 26645314 its reverse (41354662), we get a palindrome (67999976).

The spelling of 26645314 in words is "twenty-six million, six hundred forty-five thousand, three hundred fourteen".

Divisors: 1 2 13322657 26645314