Base | Representation |
---|---|
bin | 1110100101111… |
… | …01101111101011 |
3 | 22112100011201012 |
4 | 13102331233223 |
5 | 222314141021 |
6 | 20051414135 |
7 | 3014325221 |
oct | 722755753 |
9 | 275304635 |
10 | 122412011 |
11 | 63109a57 |
12 | 34bb434b |
13 | 1c48ca57 |
14 | 12386b11 |
15 | ab3035b |
hex | 74bdbeb |
122412011 has 4 divisors (see below), whose sum is σ = 122434224. Its totient is φ = 122389800.
The previous prime is 122411983. The next prime is 122412029. The reversal of 122412011 is 110214221.
It is a happy number.
It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 110214221 = 13 ⋅8478017.
It is a cyclic number.
It is not a de Polignac number, because 122412011 - 226 = 55303147 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (122412911) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4106 + ... + 16176.
It is an arithmetic number, because the mean of its divisors is an integer number (30608556).
Almost surely, 2122412011 is an apocalyptic number.
122412011 is a deficient number, since it is larger than the sum of its proper divisors (22213).
122412011 is a wasteful number, since it uses less digits than its factorization.
122412011 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 22212.
The product of its (nonzero) digits is 32, while the sum is 14.
The square root of 122412011 is about 11063.9961587123. The cubic root of 122412011 is about 496.5252562498.
Adding to 122412011 its reverse (110214221), we get a palindrome (232626232).
The spelling of 122412011 in words is "one hundred twenty-two million, four hundred twelve thousand, eleven".
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