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BaseRepresentation
bin1111111000000010
310022012101
433320002
54040101
61221014
7360403
oct177002
9108171
1065026
1144945
123176a
13237a0
14199aa
1514401
hexfe02

65026 has 16 divisors (see below), whose sum is σ = 109368. Its totient is φ = 28800.

The previous prime is 65011. The next prime is 65027. The reversal of 65026 is 62056.

65026 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Cunningham number, because it is equal to 2552+1.

It can be written as a sum of positive squares in 4 ways, for example, as 9801 + 55225 = 99^2 + 235^2 .

It is an Ulam number.

It is a plaindrome in base 14.

It is a junction number, because it is equal to n+sod(n) for n = 64994 and 65012.

It is not an unprimeable number, because it can be changed into a prime (65027) 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, 1036 + ... + 1096.

265026 is an apocalyptic number.

65026 is a deficient number, since it is larger than the sum of its proper divisors (44342).

65026 is a wasteful number, since it uses less digits than its factorization.

65026 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117.

The product of its (nonzero) digits is 360, while the sum is 19.

The square root of 65026 is about 255.0019607768. The cubic root of 65026 is about 40.2126178389.

It can be divided in two parts, 650 and 26, that multiplied together give a square (16900 = 1302).

The spelling of 65026 in words is "sixty-five thousand, twenty-six".