Base | Representation |
---|---|
bin | 111000111011011111… |
… | …1000000010101110001 |
3 | 102200120011221100021110 |
4 | 1301312333000111301 |
5 | 4000334324442431 |
6 | 132055135343533 |
7 | 11555413002516 |
oct | 1616677002561 |
9 | 380504840243 |
10 | 122255312241 |
11 | 47936a33637 |
12 | 1b83b081ba9 |
13 | b6b451405a |
14 | 5cbaaa130d |
15 | 32a7e9b346 |
hex | 1c76fc0571 |
122255312241 has 4 divisors (see below), whose sum is σ = 163007082992. Its totient is φ = 81503541492.
The previous prime is 122255312191. The next prime is 122255312243. The reversal of 122255312241 is 142213552221.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is not a de Polignac number, because 122255312241 - 219 = 122254787953 is a prime.
It is a super-2 number, since 2×1222553122412 (a number of 23 digits) contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 122255312199 and 122255312208.
It is not an unprimeable number, because it can be changed into a prime (122255312243) 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, 20375885371 + ... + 20375885376.
It is an arithmetic number, because the mean of its divisors is an integer number (40751770748).
Almost surely, 2122255312241 is an apocalyptic number.
It is an amenable number.
122255312241 is a deficient number, since it is larger than the sum of its proper divisors (40751770751).
122255312241 is an equidigital number, since it uses as much as digits as its factorization.
122255312241 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 40751770750.
The product of its digits is 9600, while the sum is 30.
Adding to 122255312241 its reverse (142213552221), we get a palindrome (264468864462).
The spelling of 122255312241 in words is "one hundred twenty-two billion, two hundred fifty-five million, three hundred twelve thousand, two hundred forty-one".
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