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67012 = 22111523
BaseRepresentation
bin10000010111000100
310101220221
4100113010
54121022
61234124
7366241
oct202704
9111827
1067012
1146390
1232944
132466a
141a5c8
1514cc7
hex105c4

67012 has 12 divisors (see below), whose sum is σ = 128016. Its totient is φ = 30440.

The previous prime is 67003. The next prime is 67021. The reversal of 67012 is 21076.

It is an interprime number because it is at equal distance from previous prime (67003) and next prime (67021).

It is an alternating number because its digits alternate between even and odd.

It is a plaindrome in base 13.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 718 + ... + 805.

It is an arithmetic number, because the mean of its divisors is an integer number (10668).

267012 is an apocalyptic number.

It is an amenable number.

67012 is a deficient number, since it is larger than the sum of its proper divisors (61004).

67012 is a wasteful number, since it uses less digits than its factorization.

67012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1538 (or 1536 counting only the distinct ones).

The product of its (nonzero) digits is 84, while the sum is 16.

The square root of 67012 is about 258.8667610954. The cubic root of 67012 is about 40.6179056645.

Adding to 67012 its reverse (21076), we get a palindrome (88088).

The spelling of 67012 in words is "sixty-seven thousand, twelve".

Divisors: 1 2 4 11 22 44 1523 3046 6092 16753 33506 67012