Base | Representation |
---|---|
bin | 1110100101110… |
… | …11000110101101 |
3 | 22112022121212200 |
4 | 13102323012231 |
5 | 222313314242 |
6 | 20051252113 |
7 | 3014251542 |
oct | 722730655 |
9 | 275277780 |
10 | 122401197 |
11 | 63101916 |
12 | 34baa039 |
13 | 1c487b59 |
14 | 12382bc9 |
15 | ab2c04c |
hex | 74bb1ad |
122401197 has 12 divisors (see below), whose sum is σ = 179700924. Its totient is φ = 80262720.
The previous prime is 122401189. The next prime is 122401219. The reversal of 122401197 is 791104221.
It can be written as a sum of positive squares in 2 ways, for example, as 68906601 + 53494596 = 8301^2 + 7314^2 .
It is not a de Polignac number, because 122401197 - 23 = 122401189 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 122401197.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (122401297) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 110928 + ... + 112025.
It is an arithmetic number, because the mean of its divisors is an integer number (14975077).
Almost surely, 2122401197 is an apocalyptic number.
It is an amenable number.
122401197 is a deficient number, since it is larger than the sum of its proper divisors (57299727).
122401197 is a wasteful number, since it uses less digits than its factorization.
122401197 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 223020 (or 223017 counting only the distinct ones).
The product of its (nonzero) digits is 1008, while the sum is 27.
The square root of 122401197 is about 11063.5074456521. The cubic root of 122401197 is about 496.5106346392.
The spelling of 122401197 in words is "one hundred twenty-two million, four hundred one thousand, one hundred ninety-seven".
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