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199124 = 2267743
BaseRepresentation
bin110000100111010100
3101010010222
4300213110
522332444
64133512
71456352
oct604724
9333128
10199124
11126672
1297298
136c833
14527d2
153deee
hex309d4

199124 has 12 divisors (see below), whose sum is σ = 354144. Its totient is φ = 97944.

The previous prime is 199109. The next prime is 199151. The reversal of 199124 is 421991.

It is a plaindrome in base 15.

It is a junction number, because it is equal to n+sod(n) for n = 199093 and 199102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 104 + ... + 639.

It is an arithmetic number, because the mean of its divisors is an integer number (29512).

2199124 is an apocalyptic number.

It is an amenable number.

199124 is a deficient number, since it is larger than the sum of its proper divisors (155020).

199124 is a wasteful number, since it uses less digits than its factorization.

199124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 814 (or 812 counting only the distinct ones).

The product of its digits is 648, while the sum is 26.

The square root of 199124 is about 446.2331229302. The cubic root of 199124 is about 58.3948484854.

It can be divided in two parts, 199 and 124, that added together give a palindrome (323).

The spelling of 199124 in words is "one hundred ninety-nine thousand, one hundred twenty-four".

Divisors: 1 2 4 67 134 268 743 1486 2972 49781 99562 199124