Base | Representation |
---|---|
bin | 10110100111011110… |
… | …01101101101111010 |
3 | 1011100012212221220111 |
4 | 23103233031231322 |
5 | 144331412212442 |
6 | 5324511414534 |
7 | 606616611364 |
oct | 132357155572 |
9 | 34305787814 |
10 | 12142304122 |
11 | 5171017893 |
12 | 242a52444a |
13 | 11b679a850 |
14 | 8328a1d34 |
15 | 4b0eceb17 |
hex | 2d3bcdb7a |
12142304122 has 16 divisors (see below), whose sum is σ = 20646833760. Its totient is φ = 5309185392.
The previous prime is 12142304107. The next prime is 12142304129. The reversal of 12142304122 is 22140324121.
It is a super-2 number, since 2×121423041222 (a number of 21 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 12142304093 and 12142304102.
It is not an unprimeable number, because it can be changed into a prime (12142304129) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12289288 + ... + 12290275.
It is an arithmetic number, because the mean of its divisors is an integer number (1290427110).
Almost surely, 212142304122 is an apocalyptic number.
12142304122 is a deficient number, since it is larger than the sum of its proper divisors (8504529638).
12142304122 is a wasteful number, since it uses less digits than its factorization.
12142304122 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 24579597.
The product of its (nonzero) digits is 768, while the sum is 22.
Adding to 12142304122 its reverse (22140324121), we get a palindrome (34282628243).
The spelling of 12142304122 in words is "twelve billion, one hundred forty-two million, three hundred four thousand, one hundred twenty-two".
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