Base | Representation |
---|---|
bin | 1110100101111… |
… | …11111101110110 |
3 | 22112100122012012 |
4 | 13102333331312 |
5 | 222314433420 |
6 | 20051524222 |
7 | 3014363600 |
oct | 722777566 |
9 | 275318165 |
10 | 122421110 |
11 | 63115879 |
12 | 34bb9672 |
13 | 1c493c36 |
14 | 1238a170 |
15 | ab32dc5 |
hex | 74bff76 |
122421110 has 48 divisors (see below), whose sum is σ = 257690160. Its totient is φ = 41751360.
The previous prime is 122421109. The next prime is 122421133. The reversal of 122421110 is 11124221.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (14).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 111665 + ... + 112755.
It is an arithmetic number, because the mean of its divisors is an integer number (5368545).
Almost surely, 2122421110 is an apocalyptic number.
122421110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
122421110 is an abundant number, since it is smaller than the sum of its proper divisors (135269050).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
122421110 is a wasteful number, since it uses less digits than its factorization.
122421110 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1341 (or 1334 counting only the distinct ones).
The product of its (nonzero) digits is 32, while the sum is 14.
The square root of 122421110 is about 11064.4073496957. The cubic root of 122421110 is about 496.5375583415.
Adding to 122421110 its reverse (11124221), we get a palindrome (133545331).
It can be divided in two parts, 1224211 and 10, that added together give a palindrome (1224221).
The spelling of 122421110 in words is "one hundred twenty-two million, four hundred twenty-one thousand, one hundred ten".
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