Base | Representation |
---|---|
bin | 1110100100001… |
… | …01110111011000 |
3 | 22111220112202001 |
4 | 13102011313120 |
5 | 222234330003 |
6 | 20042450344 |
7 | 3012353014 |
oct | 722056730 |
9 | 274815661 |
10 | 122183128 |
11 | 62a72aa1 |
12 | 34b039b4 |
13 | 1c40c812 |
14 | 12327544 |
15 | aad761d |
hex | 7485dd8 |
122183128 has 16 divisors (see below), whose sum is σ = 229697280. Its totient is φ = 60930528.
The previous prime is 122183123. The next prime is 122183141. The reversal of 122183128 is 821381221.
It is a junction number, because it is equal to n+sod(n) for n = 122183096 and 122183105.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (122183123) 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, 16875 + ... + 23002.
It is an arithmetic number, because the mean of its divisors is an integer number (14356080).
Almost surely, 2122183128 is an apocalyptic number.
It is an amenable number.
122183128 is a deficient number, since it is larger than the sum of its proper divisors (107514152).
122183128 is a wasteful number, since it uses less digits than its factorization.
122183128 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 40266 (or 40262 counting only the distinct ones).
The product of its digits is 1536, while the sum is 28.
The square root of 122183128 is about 11053.6477237155. The cubic root of 122183128 is about 496.2155995586.
The spelling of 122183128 in words is "one hundred twenty-two million, one hundred eighty-three thousand, one hundred twenty-eight".
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