Base | Representation |
---|---|
bin | 1110100010111… |
… | …00001000101011 |
3 | 22111120212021111 |
4 | 13101130020223 |
5 | 222213342303 |
6 | 20035051151 |
7 | 3011041465 |
oct | 721341053 |
9 | 274525244 |
10 | 122012203 |
11 | 62966635 |
12 | 34a40ab7 |
13 | 1c37ca91 |
14 | 122c1135 |
15 | aaa1b6d |
hex | 745c22b |
122012203 has 4 divisors (see below), whose sum is σ = 122128048. Its totient is φ = 121896360.
The previous prime is 122012197. The next prime is 122012257. The reversal of 122012203 is 302210221.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-122012203 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (122412203) 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 3 ways as a sum of consecutive naturals, for example, 56328 + ... + 58453.
It is an arithmetic number, because the mean of its divisors is an integer number (30532012).
Almost surely, 2122012203 is an apocalyptic number.
122012203 is a deficient number, since it is larger than the sum of its proper divisors (115845).
122012203 is a wasteful number, since it uses less digits than its factorization.
122012203 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 115844.
The product of its (nonzero) digits is 48, while the sum is 13.
The square root of 122012203 is about 11045.9134072289. The cubic root of 122012203 is about 495.9841021504.
Adding to 122012203 its reverse (302210221), we get a palindrome (424222424).
The spelling of 122012203 in words is "one hundred twenty-two million, twelve thousand, two hundred three".
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