Base | Representation |
---|---|
bin | 1110100100101… |
… | …11100000111111 |
3 | 22112001012220122 |
4 | 13102113200333 |
5 | 222244133143 |
6 | 20044205155 |
7 | 3013103543 |
oct | 722274077 |
9 | 275035818 |
10 | 122255423 |
11 | 63012344 |
12 | 34b397bb |
13 | 1c4366b4 |
14 | 12345a23 |
15 | aaedc68 |
hex | 749783f |
122255423 has 4 divisors (see below), whose sum is σ = 123803040. Its totient is φ = 120707808.
The previous prime is 122255383. The next prime is 122255447. The reversal of 122255423 is 324552221.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 122255423 - 26 = 122255359 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 122255392 and 122255401.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (122254423) 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, 773690 + ... + 773847.
It is an arithmetic number, because the mean of its divisors is an integer number (30950760).
Almost surely, 2122255423 is an apocalyptic number.
122255423 is a deficient number, since it is larger than the sum of its proper divisors (1547617).
122255423 is an equidigital number, since it uses as much as digits as its factorization.
122255423 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1547616.
The product of its digits is 4800, while the sum is 26.
The square root of 122255423 is about 11056.9174275654. The cubic root of 122255423 is about 496.3134494943.
The spelling of 122255423 in words is "one hundred twenty-two million, two hundred fifty-five thousand, four hundred twenty-three".
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