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67241 = 193539
BaseRepresentation
bin10000011010101001
310102020102
4100122221
54122431
61235145
7400016
oct203251
9112212
1067241
1146579
1232ab5
13247b5
141a70d
1514dcb
hex106a9

67241 has 4 divisors (see below), whose sum is σ = 70800. Its totient is φ = 63684.

The previous prime is 67231. The next prime is 67247. The reversal of 67241 is 14276.

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 67241 - 214 = 50857 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (67247) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1751 + ... + 1788.

It is an arithmetic number, because the mean of its divisors is an integer number (17700).

267241 is an apocalyptic number.

It is an amenable number.

67241 is a deficient number, since it is larger than the sum of its proper divisors (3559).

67241 is a wasteful number, since it uses less digits than its factorization.

67241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3558.

The product of its digits is 336, while the sum is 20.

The square root of 67241 is about 259.3086963447. The cubic root of 67241 is about 40.6641208953.

The spelling of 67241 in words is "sixty-seven thousand, two hundred forty-one".

Divisors: 1 19 3539 67241