Base | Representation |
---|---|
bin | 101001001111… |
… | …101000010011 |
3 | 202100022011121 |
4 | 221033220103 |
5 | 10231440143 |
6 | 1023423111 |
7 | 160620433 |
oct | 51175023 |
9 | 22308147 |
10 | 10811923 |
11 | 6115181 |
12 | 3754a97 |
13 | 23172b5 |
14 | 16162c3 |
15 | e387ed |
hex | a4fa13 |
10811923 has 2 divisors, whose sum is σ = 10811924. Its totient is φ = 10811922.
The previous prime is 10811921. The next prime is 10811989. The reversal of 10811923 is 32911801.
10811923 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 weak prime.
It is a cyclic number.
It is not a de Polignac number, because 10811923 - 21 = 10811921 is a prime.
Together with 10811921, it forms a pair of twin primes.
It is not a weakly prime, because it can be changed into another prime (10811921) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5405961 + 5405962.
It is an arithmetic number, because the mean of its divisors is an integer number (5405962).
Almost surely, 210811923 is an apocalyptic number.
10811923 is a deficient number, since it is larger than the sum of its proper divisors (1).
10811923 is an equidigital number, since it uses as much as digits as its factorization.
10811923 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 432, while the sum is 25.
The square root of 10811923 is about 3288.1488713256. The cubic root of 10811923 is about 221.1232020544.
The spelling of 10811923 in words is "ten million, eight hundred eleven thousand, nine hundred twenty-three".
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