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67275 = 32521323
BaseRepresentation
bin10000011011001011
310102021200
4100123023
54123100
61235243
7400065
oct203313
9112250
1067275
11465aa
1232b23
1324810
141a735
1514e00
hex106cb

67275 has 36 divisors (see below), whose sum is σ = 135408. Its totient is φ = 31680.

The previous prime is 67273. The next prime is 67289. The reversal of 67275 is 57276.

67275 is nontrivially palindromic in base 12.

It is not a de Polignac number, because 67275 - 21 = 67273 is a prime.

67275 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (67271) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 2914 + ... + 2936.

267275 is an apocalyptic number.

67275 is a gapful number since it is divisible by the number (65) formed by its first and last digit.

67275 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

It is a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (67704).

67275 is a wasteful number, since it uses less digits than its factorization.

67275 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52 (or 44 counting only the distinct ones).

The product of its digits is 2940, while the sum is 27.

The square root of 67275 is about 259.3742469869. The cubic root of 67275 is about 40.6709735950.

Subtracting from 67275 its reverse (57276), we obtain a palindrome (9999).

It can be divided in two parts, 672 and 75, that added together give a palindrome (747).

The spelling of 67275 in words is "sixty-seven thousand, two hundred seventy-five".

Divisors: 1 3 5 9 13 15 23 25 39 45 65 69 75 115 117 195 207 225 299 325 345 575 585 897 975 1035 1495 1725 2691 2925 4485 5175 7475 13455 22425 67275