Base | Representation |
---|---|
bin | 1011111110010… |
… | …1101011101101 |
3 | 10111111122011201 |
4 | 2333211223231 |
5 | 100324130403 |
6 | 4552245501 |
7 | 1146616141 |
oct | 277455355 |
9 | 114448151 |
10 | 50223853 |
11 | 26393a19 |
12 | 149a0891 |
13 | a536274 |
14 | 6955221 |
15 | 462121d |
hex | 2fe5aed |
50223853 has 4 divisors (see below), whose sum is σ = 51955740. Its totient is φ = 48491968.
The previous prime is 50223847. The next prime is 50223869. The reversal of 50223853 is 35832205.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 43270084 + 6953769 = 6578^2 + 2637^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-50223853 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (50223883) 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, 865900 + ... + 865957.
It is an arithmetic number, because the mean of its divisors is an integer number (12988935).
Almost surely, 250223853 is an apocalyptic number.
It is an amenable number.
50223853 is a deficient number, since it is larger than the sum of its proper divisors (1731887).
50223853 is a wasteful number, since it uses less digits than its factorization.
50223853 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1731886.
The product of its (nonzero) digits is 7200, while the sum is 28.
The square root of 50223853 is about 7086.8789322240. The cubic root of 50223853 is about 368.9521190900.
It can be divided in two parts, 50223 and 853, that added together give a square (51076 = 2262).
The spelling of 50223853 in words is "fifty million, two hundred twenty-three thousand, eight hundred fifty-three".
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