Base | Representation |
---|---|
bin | 101110100001… |
… | …000010000011 |
3 | 211221111220210 |
4 | 232201002003 |
5 | 11110201143 |
6 | 1113205203 |
7 | 205434540 |
oct | 56410203 |
9 | 24844823 |
10 | 12193923 |
11 | 6979525 |
12 | 4100803 |
13 | 26ac351 |
14 | 1895bc7 |
15 | 110d033 |
hex | ba1083 |
12193923 has 8 divisors (see below), whose sum is σ = 18581248. Its totient is φ = 6967944.
The previous prime is 12193919. The next prime is 12193931. The reversal of 12193923 is 32939121.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 12193923 - 22 = 12193919 is a prime.
It is not an unprimeable number, because it can be changed into a prime (12193963) 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, 290311 + ... + 290352.
It is an arithmetic number, because the mean of its divisors is an integer number (2322656).
Almost surely, 212193923 is an apocalyptic number.
12193923 is a deficient number, since it is larger than the sum of its proper divisors (6387325).
12193923 is an equidigital number, since it uses as much as digits as its factorization.
12193923 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 580673.
The product of its digits is 2916, while the sum is 30.
The square root of 12193923 is about 3491.9798109382. The cubic root of 12193923 is about 230.1695221555.
The spelling of 12193923 in words is "twelve million, one hundred ninety-three thousand, nine hundred twenty-three".
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