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BaseRepresentation
bin1111101100111110
310021020011
433230332
54024233
61213434
7355342
oct175476
9107204
1064318
1144361
123127a
1323377
1419622
15140cd
hexfb3e

64318 has 4 divisors (see below), whose sum is σ = 96480. Its totient is φ = 32158.

The previous prime is 64303. The next prime is 64319. The reversal of 64318 is 81346.

It is a semiprime because it is the product of two primes.

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a plaindrome in base 13.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64319) by changing a digit.

64318 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16078 + ... + 16081.

It is an arithmetic number, because the mean of its divisors is an integer number (24120).

264318 is an apocalyptic number.

64318 is a deficient number, since it is larger than the sum of its proper divisors (32162).

64318 is a wasteful number, since it uses less digits than its factorization.

64318 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32161.

The product of its digits is 576, while the sum is 22.

The square root of 64318 is about 253.6099367138. The cubic root of 64318 is about 40.0661405753.

The spelling of 64318 in words is "sixty-four thousand, three hundred eighteen".

Divisors: 1 2 32159 64318