Search a number
-
+
123160 = 2353079
BaseRepresentation
bin11110000100011000
320020221111
4132010120
512420120
62350104
71022032
oct360430
9206844
10123160
1184594
125b334
134409b
1432c52
152675a
hex1e118

123160 has 16 divisors (see below), whose sum is σ = 277200. Its totient is φ = 49248.

The previous prime is 123143. The next prime is 123169. The reversal of 123160 is 61321.

It is a self number, because there is not a number n which added to its sum of digits gives 123160.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123169) 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 in 3 ways as a sum of consecutive naturals, for example, 1500 + ... + 1579.

It is an arithmetic number, because the mean of its divisors is an integer number (17325).

2123160 is an apocalyptic number.

123160 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

123160 is an abundant number, since it is smaller than the sum of its proper divisors (154040).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

123160 is a wasteful number, since it uses less digits than its factorization.

123160 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3090 (or 3086 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 13.

The square root of 123160 is about 350.9415905817. The cubic root of 123160 is about 49.7534529560.

Adding to 123160 its reverse (61321), we get a palindrome (184481).

The spelling of 123160 in words is "one hundred twenty-three thousand, one hundred sixty".

Divisors: 1 2 4 5 8 10 20 40 3079 6158 12316 15395 24632 30790 61580 123160