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16158 = 232693
BaseRepresentation
bin11111100011110
3211011110
43330132
51004113
6202450
765052
oct37436
924143
1016158
111115a
129426
13747c
145c62
154bc3
hex3f1e

16158 has 8 divisors (see below), whose sum is σ = 32328. Its totient is φ = 5384.

The previous prime is 16141. The next prime is 16183. The reversal of 16158 is 85161.

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

16158 is an admirable number.

It is a super-2 number, since 2×161582 = 522161928, which contains 22 as substring.

It is a plaindrome in base 11.

It is a congruent number.

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, 1341 + ... + 1352.

It is an arithmetic number, because the mean of its divisors is an integer number (4041).

216158 is an apocalyptic number.

16158 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 (16164).

16158 is a wasteful number, since it uses less digits than its factorization.

16158 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2698.

The product of its digits is 240, while the sum is 21.

The square root of 16158 is about 127.1141219535. The cubic root of 16158 is about 25.2810942618.

The spelling of 16158 in words is "sixteen thousand, one hundred fifty-eight".

Divisors: 1 2 3 6 2693 5386 8079 16158