Base | Representation |
---|---|
bin | 101110100110… |
… | …000010010111 |
3 | 211222120001001 |
4 | 232212002113 |
5 | 11111330143 |
6 | 1113444131 |
7 | 205551364 |
oct | 56460227 |
9 | 24876031 |
10 | 12214423 |
11 | 6992971 |
12 | 4110647 |
13 | 26b8790 |
14 | 189d46b |
15 | 111414d |
hex | ba6097 |
12214423 has 16 divisors (see below), whose sum is σ = 13759200. Its totient is φ = 10765440.
The previous prime is 12214417. The next prime is 12214441. The reversal of 12214423 is 32441221.
12214423 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-12214423 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 12214423.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12214463) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 67393 + ... + 67573.
It is an arithmetic number, because the mean of its divisors is an integer number (859950).
Almost surely, 212214423 is an apocalyptic number.
12214423 is a gapful number since it is divisible by the number (13) formed by its first and last digit.
12214423 is a deficient number, since it is larger than the sum of its proper divisors (1544777).
12214423 is a wasteful number, since it uses less digits than its factorization.
12214423 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 402.
The product of its digits is 384, while the sum is 19.
The square root of 12214423 is about 3494.9138759060. The cubic root of 12214423 is about 230.2984342781.
Adding to 12214423 its reverse (32441221), we get a palindrome (44655644).
The spelling of 12214423 in words is "twelve million, two hundred fourteen thousand, four hundred twenty-three".
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