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16195 = 54179
BaseRepresentation
bin11111101000011
3211012211
43331003
51004240
6202551
765134
oct37503
924184
1016195
1111193
129457
1374aa
145c8b
154bea
hex3f43

16195 has 8 divisors (see below), whose sum is σ = 20160. Its totient is φ = 12480.

The previous prime is 16193. The next prime is 16217. The reversal of 16195 is 59161.

It can be divided in two parts, 161 and 95, that added together give a 8-th power (256 = 28).

16195 = T5 + T6 + ... + T45.

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

It is not a de Polignac number, because 16195 - 21 = 16193 is a prime.

16195 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16193) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 166 + ... + 244.

It is an arithmetic number, because the mean of its divisors is an integer number (2520).

216195 is an apocalyptic number.

16195 is a deficient number, since it is larger than the sum of its proper divisors (3965).

16195 is an equidigital number, since it uses as much as digits as its factorization.

16195 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 125.

The product of its digits is 270, while the sum is 22.

The square root of 16195 is about 127.2595772427. The cubic root of 16195 is about 25.3003765040.

The spelling of 16195 in words is "sixteen thousand, one hundred ninety-five".

Divisors: 1 5 41 79 205 395 3239 16195