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67137 = 3723139
BaseRepresentation
bin10000011001000001
310102002120
4100121001
54122022
61234453
7366510
oct203101
9112076
1067137
1146494
1232a29
1324735
141a677
1514d5c
hex10641

67137 has 16 divisors (see below), whose sum is σ = 107520. Its totient is φ = 36432.

The previous prime is 67129. The next prime is 67139. The reversal of 67137 is 73176.

67137 is nontrivially palindromic in base 4.

It is not a de Polignac number, because 67137 - 23 = 67129 is a prime.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 67137.

It is not an unprimeable number, because it can be changed into a prime (67139) by changing a digit.

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

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 414 + ... + 552.

It is an arithmetic number, because the mean of its divisors is an integer number (6720).

267137 is an apocalyptic number.

It is an amenable number.

67137 is a deficient number, since it is larger than the sum of its proper divisors (40383).

67137 is a wasteful number, since it uses less digits than its factorization.

67137 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 172.

The product of its digits is 882, while the sum is 24.

The square root of 67137 is about 259.1080855550. The cubic root of 67137 is about 40.6431453458.

Adding to 67137 its sum of digits (24), we get a triangular number (67161 = T366).

The spelling of 67137 in words is "sixty-seven thousand, one hundred thirty-seven".

Divisors: 1 3 7 21 23 69 139 161 417 483 973 2919 3197 9591 22379 67137