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163193 is a prime number
BaseRepresentation
bin100111110101111001
322021212012
4213311321
520210233
63255305
71246532
oct476571
9267765
10163193
11101678
127a535
1359384
1443689
1533548
hex27d79

163193 has 2 divisors, whose sum is σ = 163194. Its totient is φ = 163192.

The previous prime is 163181. The next prime is 163199. The reversal of 163193 is 391361.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 162409 + 784 = 403^2 + 28^2 .

It is a cyclic number.

It is not a de Polignac number, because 163193 - 26 = 163129 is a prime.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 163193.

It is not a weakly prime, because it can be changed into another prime (163199) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 81596 + 81597.

It is an arithmetic number, because the mean of its divisors is an integer number (81597).

2163193 is an apocalyptic number.

It is an amenable number.

163193 is a deficient number, since it is larger than the sum of its proper divisors (1).

163193 is an equidigital number, since it uses as much as digits as its factorization.

163193 is an evil number, because the sum of its binary digits is even.

The product of its digits is 486, while the sum is 23.

The square root of 163193 is about 403.9715336506. The cubic root of 163193 is about 54.6471069888.

Adding to 163193 its sum of digits (23), we get a square (163216 = 4042).

The spelling of 163193 in words is "one hundred sixty-three thousand, one hundred ninety-three".