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16012 = 224003
BaseRepresentation
bin11111010001100
3210222001
43322030
51003022
6202044
764453
oct37214
923861
1016012
1111037
129324
137399
145b9a
154b27
hex3e8c

16012 has 6 divisors (see below), whose sum is σ = 28028. Its totient is φ = 8004.

The previous prime is 16007. The next prime is 16033. The reversal of 16012 is 21061.

It is a self number, because there is not a number n which added to its sum of digits gives 16012.

It is an unprimeable number.

16012 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, 1998 + ... + 2005.

216012 is an apocalyptic number.

It is an amenable number.

16012 is a deficient number, since it is larger than the sum of its proper divisors (12016).

16012 is a wasteful number, since it uses less digits than its factorization.

16012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4007 (or 4005 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 10.

The square root of 16012 is about 126.5385316811. The cubic root of 16012 is about 25.2047190289.

Adding to 16012 its reverse (21061), we get a palindrome (37073).

The spelling of 16012 in words is "sixteen thousand, twelve".

Divisors: 1 2 4 4003 8006 16012