Base | Representation |
---|---|
bin | 1110100100010… |
… | …11010110100001 |
3 | 22111221200120101 |
4 | 13102023112201 |
5 | 222241034401 |
6 | 20043142401 |
7 | 3012505360 |
oct | 722132641 |
9 | 274850511 |
10 | 122205601 |
11 | 62a88971 |
12 | 34b14a01 |
13 | 1c419b0b |
14 | 123317d7 |
15 | aade101 |
hex | 748b5a1 |
122205601 has 16 divisors (see below), whose sum is σ = 146513664. Its totient is φ = 99658944.
The previous prime is 122205583. The next prime is 122205607. The reversal of 122205601 is 106502221.
It is not a de Polignac number, because 122205601 - 211 = 122203553 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (122205607) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29791 + ... + 33643.
It is an arithmetic number, because the mean of its divisors is an integer number (9157104).
Almost surely, 2122205601 is an apocalyptic number.
It is an amenable number.
122205601 is a deficient number, since it is larger than the sum of its proper divisors (24308063).
122205601 is a wasteful number, since it uses less digits than its factorization.
122205601 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4080.
The product of its (nonzero) digits is 240, while the sum is 19.
The square root of 122205601 is about 11054.6642192334. The cubic root of 122205601 is about 496.2460204788.
Adding to 122205601 its reverse (106502221), we get a palindrome (228707822).
The spelling of 122205601 in words is "one hundred twenty-two million, two hundred five thousand, six hundred one".
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