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196671 = 365557
BaseRepresentation
bin110000000000111111
3100222210010
4300000333
522243141
64114303
71446246
oct600077
9328703
10196671
11124842
1295993
136b697
145195d
153d416
hex3003f

196671 has 4 divisors (see below), whose sum is σ = 262232. Its totient is φ = 131112.

The previous prime is 196663. The next prime is 196681. The reversal of 196671 is 176691.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 176691 = 358897.

It is not a de Polignac number, because 196671 - 23 = 196663 is a prime.

It is a D-number.

It is a Duffinian number.

196671 is a lucky number.

It is a zygodrome in base 2.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 196671.

It is not an unprimeable number, because it can be changed into a prime (196661) 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, 32776 + ... + 32781.

It is an arithmetic number, because the mean of its divisors is an integer number (65558).

2196671 is an apocalyptic number.

196671 is a deficient number, since it is larger than the sum of its proper divisors (65561).

196671 is an equidigital number, since it uses as much as digits as its factorization.

196671 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65560.

The product of its digits is 2268, while the sum is 30.

The square root of 196671 is about 443.4760421939. The cubic root of 196671 is about 58.1540691688.

The spelling of 196671 in words is "one hundred ninety-six thousand, six hundred seventy-one".

Divisors: 1 3 65557 196671