Base | Representation |
---|---|
bin | 1110100011111… |
… | …00010100001100 |
3 | 22111211120002022 |
4 | 13101330110030 |
5 | 222232102022 |
6 | 20041545312 |
7 | 3012130664 |
oct | 721742414 |
9 | 274746068 |
10 | 122144012 |
11 | 62a46671 |
12 | 34aa5238 |
13 | 1c3c7a83 |
14 | 123171a4 |
15 | aacac42 |
hex | 747c50c |
122144012 has 12 divisors (see below), whose sum is σ = 217785456. Its totient is φ = 59919600.
The previous prime is 122144003. The next prime is 122144039. The reversal of 122144012 is 210441221.
It is a super-2 number, since 2×1221440122 = 29838319334912288, which contains 22 as substring.
It is an unprimeable number.
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, 287864 + ... + 288287.
It is an arithmetic number, because the mean of its divisors is an integer number (18148788).
Almost surely, 2122144012 is an apocalyptic number.
It is an amenable number.
122144012 is a deficient number, since it is larger than the sum of its proper divisors (95641444).
122144012 is a wasteful number, since it uses less digits than its factorization.
122144012 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 576208 (or 576206 counting only the distinct ones).
The product of its (nonzero) digits is 128, while the sum is 17.
The square root of 122144012 is about 11051.8782114173. The cubic root of 122144012 is about 496.1626406889.
Adding to 122144012 its reverse (210441221), we get a palindrome (332585233).
The spelling of 122144012 in words is "one hundred twenty-two million, one hundred forty-four thousand, twelve".
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