Search a number
-
+
67941 = 327549
BaseRepresentation
bin10000100101100101
310110012100
4100211211
54133231
61242313
7402036
oct204545
9113170
1067941
1147055
1233399
1324c03
141aa8d
15151e6
hex10965

67941 has 6 divisors (see below), whose sum is σ = 98150. Its totient is φ = 45288.

The previous prime is 67939. The next prime is 67943. The reversal of 67941 is 14976.

It is an interprime number because it is at equal distance from previous prime (67939) and next prime (67943).

It can be written as a sum of positive squares in only one way, i.e., 65025 + 2916 = 255^2 + 54^2 .

It is not a de Polignac number, because 67941 - 21 = 67939 is a prime.

It is a Duffinian number.

It is a plaindrome in base 12.

It is a zygodrome in base 12.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (67943) 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 5 ways as a sum of consecutive naturals, for example, 3766 + ... + 3783.

267941 is an apocalyptic number.

It is an amenable number.

67941 is a deficient number, since it is larger than the sum of its proper divisors (30209).

67941 is a wasteful number, since it uses less digits than its factorization.

67941 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7555 (or 7552 counting only the distinct ones).

The product of its digits is 1512, while the sum is 27.

The square root of 67941 is about 260.6549443229. The cubic root of 67941 is about 40.8047428166.

The spelling of 67941 in words is "sixty-seven thousand, nine hundred forty-one".

Divisors: 1 3 9 7549 22647 67941