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199075 = 527963
BaseRepresentation
bin110000100110100011
3101010002011
4300212203
522332300
64133351
71456252
oct604643
9333064
10199075
11126628
1297257
136c7c6
1452799
153deba
hex309a3

199075 has 6 divisors (see below), whose sum is σ = 246884. Its totient is φ = 159240.

The previous prime is 199049. The next prime is 199081. The reversal of 199075 is 570991.

199075 is nontrivially palindromic in base 13.

It is a de Polignac number, because none of the positive numbers 2k-199075 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3957 + ... + 4006.

2199075 is an apocalyptic number.

199075 is a deficient number, since it is larger than the sum of its proper divisors (47809).

199075 is an equidigital number, since it uses as much as digits as its factorization.

199075 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7973 (or 7968 counting only the distinct ones).

The product of its (nonzero) digits is 2835, while the sum is 31.

The square root of 199075 is about 446.1782155148. The cubic root of 199075 is about 58.3900582001.

The spelling of 199075 in words is "one hundred ninety-nine thousand, seventy-five".

Divisors: 1 5 25 7963 39815 199075