Base | Representation |
---|---|
bin | 101001011010… |
… | …001111111111 |
3 | 202102111211201 |
4 | 221122033333 |
5 | 10234333143 |
6 | 1024400331 |
7 | 161161315 |
oct | 51321777 |
9 | 22374751 |
10 | 10855423 |
11 | 6144927 |
12 | 37760a7 |
13 | 2331037 |
14 | 16280b5 |
15 | e4664d |
hex | a5a3ff |
10855423 has 4 divisors (see below), whose sum is σ = 10897920. Its totient is φ = 10812928.
The previous prime is 10855421. The next prime is 10855433. The reversal of 10855423 is 32455801.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 32455801 = 7 ⋅4636543.
It is a cyclic number.
It is not a de Polignac number, because 10855423 - 21 = 10855421 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 10855391 and 10855400.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (10855421) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20863 + ... + 21376.
It is an arithmetic number, because the mean of its divisors is an integer number (2724480).
Almost surely, 210855423 is an apocalyptic number.
10855423 is a deficient number, since it is larger than the sum of its proper divisors (42497).
10855423 is an equidigital number, since it uses as much as digits as its factorization.
10855423 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 42496.
The product of its (nonzero) digits is 4800, while the sum is 28.
The square root of 10855423 is about 3294.7568954325. The cubic root of 10855423 is about 221.4193562192.
The spelling of 10855423 in words is "ten million, eight hundred fifty-five thousand, four hundred twenty-three".
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