Base | Representation |
---|---|
bin | 101101111111… |
… | …010101010101 |
3 | 211200111120120 |
4 | 231333111111 |
5 | 11041242033 |
6 | 1110222153 |
7 | 204321243 |
oct | 55772525 |
9 | 24614516 |
10 | 12055893 |
11 | 6894853 |
12 | 4054959 |
13 | 2661585 |
14 | 185b793 |
15 | 10d21b3 |
hex | b7f555 |
12055893 has 4 divisors (see below), whose sum is σ = 16074528. Its totient is φ = 8037260.
The previous prime is 12055891. The next prime is 12055903. The reversal of 12055893 is 39855021.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 12055893 - 21 = 12055891 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12055891) 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, 2009313 + ... + 2009318.
It is an arithmetic number, because the mean of its divisors is an integer number (4018632).
Almost surely, 212055893 is an apocalyptic number.
It is an amenable number.
12055893 is a deficient number, since it is larger than the sum of its proper divisors (4018635).
12055893 is an equidigital number, since it uses as much as digits as its factorization.
12055893 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4018634.
The product of its (nonzero) digits is 10800, while the sum is 33.
The square root of 12055893 is about 3472.1597025483. The cubic root of 12055893 is about 229.2977509150.
The spelling of 12055893 in words is "twelve million, fifty-five thousand, eight hundred ninety-three".
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