Base | Representation |
---|---|
bin | 110010111110010… |
… | …111100011101111 |
3 | 2012121020011212201 |
4 | 302332113203233 |
5 | 3222413211343 |
6 | 220510042331 |
7 | 30123111160 |
oct | 6276274357 |
9 | 2177204781 |
10 | 855210223 |
11 | 3a982010a |
12 | 1ba4a93a7 |
13 | 10824396a |
14 | 8181b767 |
15 | 5013094d |
hex | 32f978ef |
855210223 has 4 divisors (see below), whose sum is σ = 977383120. Its totient is φ = 733037328.
The previous prime is 855210217. The next prime is 855210227. The reversal of 855210223 is 322012558.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 855210223 - 29 = 855209711 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 855210191 and 855210200.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (855210227) 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, 61086438 + ... + 61086451.
It is an arithmetic number, because the mean of its divisors is an integer number (244345780).
Almost surely, 2855210223 is an apocalyptic number.
855210223 is a deficient number, since it is larger than the sum of its proper divisors (122172897).
855210223 is a wasteful number, since it uses less digits than its factorization.
855210223 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 122172896.
The product of its (nonzero) digits is 4800, while the sum is 28.
The square root of 855210223 is about 29243.9775509420. The cubic root of 855210223 is about 949.1997778391.
The spelling of 855210223 in words is "eight hundred fifty-five million, two hundred ten thousand, two hundred twenty-three".
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