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122118 = 2320353
BaseRepresentation
bin11101110100000110
320012111220
4131310012
512401433
62341210
71016013
oct356406
9205456
10122118
1183827
125a806
1343779
143270a
15262b3
hex1dd06

122118 has 8 divisors (see below), whose sum is σ = 244248. Its totient is φ = 40704.

The previous prime is 122117. The next prime is 122131. The reversal of 122118 is 811221.

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

122118 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 122097 and 122106.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122117) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10171 + ... + 10182.

It is an arithmetic number, because the mean of its divisors is an integer number (30531).

2122118 is an apocalyptic number.

122118 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

122118 is a wasteful number, since it uses less digits than its factorization.

122118 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20358.

The product of its digits is 32, while the sum is 15.

The square root of 122118 is about 349.4538596153. The cubic root of 122118 is about 49.6127416970.

Adding to 122118 its reverse (811221), we get a palindrome (933339).

The spelling of 122118 in words is "one hundred twenty-two thousand, one hundred eighteen".

Divisors: 1 2 3 6 20353 40706 61059 122118