Base | Representation |
---|---|
bin | 101111011101… |
… | …101101000010 |
3 | 212102010210220 |
4 | 233131231002 |
5 | 11141124214 |
6 | 1122403510 |
7 | 210521214 |
oct | 57355502 |
9 | 25363726 |
10 | 12442434 |
11 | 7029204 |
12 | 4200596 |
13 | 27684b4 |
14 | 191c5b4 |
15 | 115b9a9 |
hex | bddb42 |
12442434 has 32 divisors (see below), whose sum is σ = 26199936. Its totient is φ = 3934080.
The previous prime is 12442429. The next prime is 12442513. The reversal of 12442434 is 43424421.
It is a happy number.
It is a Curzon number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8419 + ... + 9785.
It is an arithmetic number, because the mean of its divisors is an integer number (818748).
Almost surely, 212442434 is an apocalyptic number.
12442434 is an abundant number, since it is smaller than the sum of its proper divisors (13757502).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12442434 is a wasteful number, since it uses less digits than its factorization.
12442434 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1450.
The product of its digits is 3072, while the sum is 24.
The square root of 12442434 is about 3527.3834495274. The cubic root of 12442434 is about 231.7226297755.
Adding to 12442434 its reverse (43424421), we get a palindrome (55866855).
The spelling of 12442434 in words is "twelve million, four hundred forty-two thousand, four hundred thirty-four".
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