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268012 = 2267003
BaseRepresentation
bin1000001011011101100
3111121122101
41001123230
532034022
65424444
72164243
oct1013354
9447571
10268012
111733a8
1210b124
1394cb4
146d95a
1554627
hex416ec

268012 has 6 divisors (see below), whose sum is σ = 469028. Its totient is φ = 134004.

The previous prime is 268003. The next prime is 268013. The reversal of 268012 is 210862.

It is a happy number.

It is a super-3 number, since 3×2680123 = 57754253339333184, which contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (268013) by changing a digit.

268012 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33498 + ... + 33505.

2268012 is an apocalyptic number.

It is an amenable number.

268012 is a deficient number, since it is larger than the sum of its proper divisors (201016).

268012 is a wasteful number, since it uses less digits than its factorization.

268012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67007 (or 67005 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 19.

The square root of 268012 is about 517.6987541032. The cubic root of 268012 is about 64.4740195427.

Adding to 268012 its reverse (210862), we get a palindrome (478874).

The spelling of 268012 in words is "two hundred sixty-eight thousand, twelve".

Divisors: 1 2 4 67003 134006 268012