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83465 = 516693
BaseRepresentation
bin10100011000001001
311020111022
4110120021
510132330
61442225
7465224
oct243011
9136438
1083465
1157788
1240375
132bcb5
14225bb
1519ae5
hex14609

83465 has 4 divisors (see below), whose sum is σ = 100164. Its totient is φ = 66768.

The previous prime is 83459. The next prime is 83471. The reversal of 83465 is 56438.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 56438 = 228219.

It is an interprime number because it is at equal distance from previous prime (83459) and next prime (83471).

It can be written as a sum of positive squares in 2 ways, for example, as 16384 + 67081 = 128^2 + 259^2 .

It is a cyclic number.

It is not a de Polignac number, because 83465 - 24 = 83449 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a plaindrome in base 11 and base 14.

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, 8342 + ... + 8351.

It is an arithmetic number, because the mean of its divisors is an integer number (25041).

283465 is an apocalyptic number.

It is an amenable number.

83465 is a deficient number, since it is larger than the sum of its proper divisors (16699).

83465 is a wasteful number, since it uses less digits than its factorization.

83465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16698.

The product of its digits is 2880, while the sum is 26.

The square root of 83465 is about 288.9030979412. The cubic root of 83465 is about 43.7020154174.

The spelling of 83465 in words is "eighty-three thousand, four hundred sixty-five".

Divisors: 1 5 16693 83465