Base | Representation |
---|---|
bin | 101111000010… |
… | …101101110100 |
3 | 212012112011202 |
4 | 233002231310 |
5 | 11124110032 |
6 | 1120152032 |
7 | 206551016 |
oct | 57025564 |
9 | 25175152 |
10 | 12331892 |
11 | 6a63151 |
12 | 4168618 |
13 | 272a0a1 |
14 | 18d01b6 |
15 | 1138d62 |
hex | bc2b74 |
12331892 has 12 divisors (see below), whose sum is σ = 21701316. Its totient is φ = 6131520.
The previous prime is 12331889. The next prime is 12331897. The reversal of 12331892 is 29813321.
It can be written as a sum of positive squares in 2 ways, for example, as 1069156 + 11262736 = 1034^2 + 3356^2 .
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12331897) by changing a digit.
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, 7793 + ... + 9240.
It is an arithmetic number, because the mean of its divisors is an integer number (1808443).
Almost surely, 212331892 is an apocalyptic number.
It is an amenable number.
12331892 is a deficient number, since it is larger than the sum of its proper divisors (9369424).
12331892 is a wasteful number, since it uses less digits than its factorization.
12331892 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 17218 (or 17216 counting only the distinct ones).
The product of its digits is 2592, while the sum is 29.
The square root of 12331892 is about 3511.6793703298. The cubic root of 12331892 is about 231.0343583134.
It can be divided in two parts, 1233 and 1892, that added together give a 5-th power (3125 = 55).
The spelling of 12331892 in words is "twelve million, three hundred thirty-one thousand, eight hundred ninety-two".
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