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74017 is a prime number
BaseRepresentation
bin10010000100100001
310202112101
4102010201
54332032
61330401
7425536
oct220441
9122471
1074017
1150679
1236a01
13278c8
141cd8d
1516de7
hex12121

74017 has 2 divisors, whose sum is σ = 74018. Its totient is φ = 74016.

The previous prime is 73999. The next prime is 74021. The reversal of 74017 is 71047.

74017 is nontrivially palindromic in base 4 and base 16.

74017 is an esthetic number in base 16, because in such base its adjacent digits differ by 1.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 73441 + 576 = 271^2 + 24^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-74017 is a prime.

74017 is an undulating number in base 16.

It is a junction number, because it is equal to n+sod(n) for n = 73985 and 74003.

It is not a weakly prime, because it can be changed into another prime (74027) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37008 + 37009.

It is an arithmetic number, because the mean of its divisors is an integer number (37009).

274017 is an apocalyptic number.

It is an amenable number.

74017 is a deficient number, since it is larger than the sum of its proper divisors (1).

74017 is an equidigital number, since it uses as much as digits as its factorization.

74017 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 196, while the sum is 19.

The square root of 74017 is about 272.0606550018. The cubic root of 74017 is about 41.9865792343.

It can be divided in two parts, 740 and 17, that added together give a palindrome (757).

The spelling of 74017 in words is "seventy-four thousand, seventeen", and thus it is an iban number.