Base | Representation |
---|---|
bin | 1110100010111… |
… | …00001100011100 |
3 | 22111120212121102 |
4 | 13101130030130 |
5 | 222213344234 |
6 | 20035052232 |
7 | 3011042261 |
oct | 721341434 |
9 | 274525542 |
10 | 122012444 |
11 | 62966834 |
12 | 34a41078 |
13 | 1c37cc18 |
14 | 122c1268 |
15 | aaa1c7e |
hex | 745c31c |
122012444 has 24 divisors (see below), whose sum is σ = 219215136. Its totient is φ = 59400000.
The previous prime is 122012441. The next prime is 122012467. The reversal of 122012444 is 444210221.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (122012441) 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 7 ways as a sum of consecutive naturals, for example, 22169 + ... + 27119.
It is an arithmetic number, because the mean of its divisors is an integer number (9133964).
Almost surely, 2122012444 is an apocalyptic number.
It is an amenable number.
122012444 is a deficient number, since it is larger than the sum of its proper divisors (97202692).
122012444 is a wasteful number, since it uses less digits than its factorization.
122012444 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5117 (or 5115 counting only the distinct ones).
The product of its (nonzero) digits is 512, while the sum is 20.
The square root of 122012444 is about 11045.9243162354. The cubic root of 122012444 is about 495.9844287082.
Adding to 122012444 its reverse (444210221), we get a palindrome (566222665).
The spelling of 122012444 in words is "one hundred twenty-two million, twelve thousand, four hundred forty-four".
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