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64041 = 321347
BaseRepresentation
bin1111101000101001
310020211220
433220221
54022131
61212253
7354465
oct175051
9106756
1064041
114412a
1231089
13231c3
14194a5
1513e96
hexfa29

64041 has 4 divisors (see below), whose sum is σ = 85392. Its totient is φ = 42692.

The previous prime is 64037. The next prime is 64063. The reversal of 64041 is 14046.

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 64041 - 22 = 64037 is a prime.

It is a D-number.

It is a self number, because there is not a number n which added to its sum of digits gives 64041.

It is not an unprimeable number, because it can be changed into a prime (64081) 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, 10671 + ... + 10676.

It is an arithmetic number, because the mean of its divisors is an integer number (21348).

264041 is an apocalyptic number.

It is an amenable number.

64041 is a deficient number, since it is larger than the sum of its proper divisors (21351).

64041 is a wasteful number, since it uses less digits than its factorization.

64041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21350.

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 64041 is about 253.0632332047. The cubic root of 64041 is about 40.0085398433.

Adding to 64041 its reverse (14046), we get a palindrome (78087).

The spelling of 64041 in words is "sixty-four thousand, forty-one".

Divisors: 1 3 21347 64041