Search a number
196879 is a prime number
BaseRepresentation
bin110000000100001111
3101000001211
4300010033
522300004
64115251
71446664
oct600417
9330054
10196879
11124a11
1295b27
136b7c7
1451a6b
153d504
hex3010f

196879 has 2 divisors, whose sum is σ = 196880. Its totient is φ = 196878.

The previous prime is 196873. The next prime is 196901. The reversal of 196879 is 978691.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 196879 - 23 = 196871 is a prime.

It is a super-2 number, since 2×1968792 = 77522681282, which contains 22 as substring.

It is a pancake number, because a pancake can be divided into 196879 parts by 627 straight cuts.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (196871) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 98439 + 98440.

It is an arithmetic number, because the mean of its divisors is an integer number (98440).

2196879 is an apocalyptic number.

196879 is a deficient number, since it is larger than the sum of its proper divisors (1).

196879 is an equidigital number, since it uses as much as digits as its factorization.

196879 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 27216, while the sum is 40.

The square root of 196879 is about 443.7104911989. The cubic root of 196879 is about 58.1745632674.

The spelling of 196879 in words is "one hundred ninety-six thousand, eight hundred seventy-nine".