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16006 = 253151
BaseRepresentation
bin11111010000110
3210221211
43322012
51003011
6202034
764444
oct37206
923854
1016006
1111031
12931a
137393
145b94
154b21
hex3e86

16006 has 8 divisors (see below), whose sum is σ = 24624. Its totient is φ = 7800.

The previous prime is 16001. The next prime is 16007. The reversal of 16006 is 60061.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a nialpdrome in base 7.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16001) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31 + ... + 181.

It is an arithmetic number, because the mean of its divisors is an integer number (3078).

216006 is an apocalyptic number.

16006 is a deficient number, since it is larger than the sum of its proper divisors (8618).

16006 is a wasteful number, since it uses less digits than its factorization.

16006 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 206.

The product of its (nonzero) digits is 36, while the sum is 13.

The square root of 16006 is about 126.5148212661. The cubic root of 16006 is about 25.2015704069.

Adding to 16006 its reverse (60061), we get a palindrome (76067).

The spelling of 16006 in words is "sixteen thousand, six".

Divisors: 1 2 53 106 151 302 8003 16006