Base | Representation |
---|---|
bin | 101110111101… |
… | …101010101110 |
3 | 212011110210220 |
4 | 232331222232 |
5 | 11122424324 |
6 | 1115512210 |
7 | 206433516 |
oct | 56755256 |
9 | 25143726 |
10 | 12311214 |
11 | 6a49663 |
12 | 4158666 |
13 | 2720856 |
14 | 18c6846 |
15 | 1132b79 |
hex | bbdaae |
12311214 has 16 divisors (see below), whose sum is σ = 24700800. Its totient is φ = 4090680.
The previous prime is 12311209. The next prime is 12311219. The reversal of 12311214 is 41211321.
It is an interprime number because it is at equal distance from previous prime (12311209) and next prime (12311219).
It is a junction number, because it is equal to n+sod(n) for n = 12311193 and 12311202.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12311219) 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, 1114 + ... + 5085.
It is an arithmetic number, because the mean of its divisors is an integer number (1543800).
Almost surely, 212311214 is an apocalyptic number.
12311214 is an abundant number, since it is smaller than the sum of its proper divisors (12389586).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12311214 is a wasteful number, since it uses less digits than its factorization.
12311214 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6535.
The product of its digits is 48, while the sum is 15.
The square root of 12311214 is about 3508.7339597068. The cubic root of 12311214 is about 230.9051539938.
Adding to 12311214 its reverse (41211321), we get a palindrome (53522535).
The spelling of 12311214 in words is "twelve million, three hundred eleven thousand, two hundred fourteen".
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