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99199 = 1923227
BaseRepresentation
bin11000001101111111
312001002001
4120031333
511133244
62043131
7562132
oct301577
9161061
1099199
1168591
12494a7
13361c9
1428219
151e5d4
hex1837f

99199 has 8 divisors (see below), whose sum is σ = 109440. Its totient is φ = 89496.

The previous prime is 99191. The next prime is 99223.

99199 = 222 + 232 + ... + 672.

99199 is nontrivially palindromic in base 10.

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

It is a cyclic number.

It is not a de Polignac number, because 99199 - 23 = 99191 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99191) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 324 + ... + 550.

It is an arithmetic number, because the mean of its divisors is an integer number (13680).

299199 is an apocalyptic number.

99199 is a deficient number, since it is larger than the sum of its proper divisors (10241).

99199 is a wasteful number, since it uses less digits than its factorization.

99199 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 269.

The product of its digits is 6561, while the sum is 37.

The square root of 99199 is about 314.9587274549. The cubic root of 99199 is about 46.2916255397.

It can be divided in two parts, 99 and 199, that multiplied together give a triangular number (19701 = T198).

The spelling of 99199 in words is "ninety-nine thousand, one hundred ninety-nine".

Divisors: 1 19 23 227 437 4313 5221 99199