Base | Representation |
---|---|
bin | 1110100100010… |
… | …11001111001110 |
3 | 22111221122221002 |
4 | 13102023033032 |
5 | 222241031014 |
6 | 20043140302 |
7 | 3012504122 |
oct | 722131716 |
9 | 274848832 |
10 | 122205134 |
11 | 62a88587 |
12 | 34b14692 |
13 | 1c41983c |
14 | 12331582 |
15 | aadddde |
hex | 748b3ce |
122205134 has 4 divisors (see below), whose sum is σ = 183307704. Its totient is φ = 61102566.
The previous prime is 122205103. The next prime is 122205173. The reversal of 122205134 is 431502221.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 431502221 = 5011 ⋅86111.
It is a plaindrome in base 15.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30551282 + ... + 30551285.
It is an arithmetic number, because the mean of its divisors is an integer number (45826926).
Almost surely, 2122205134 is an apocalyptic number.
122205134 is a deficient number, since it is larger than the sum of its proper divisors (61102570).
122205134 is an equidigital number, since it uses as much as digits as its factorization.
122205134 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 61102569.
The product of its (nonzero) digits is 480, while the sum is 20.
The square root of 122205134 is about 11054.6430969073. The cubic root of 122205134 is about 496.2453883550.
Adding to 122205134 its reverse (431502221), we get a palindrome (553707355).
The spelling of 122205134 in words is "one hundred twenty-two million, two hundred five thousand, one hundred thirty-four".
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