Base | Representation |
---|---|
bin | 1011111110010… |
… | …1101101111000 |
3 | 10111111122100212 |
4 | 2333211231320 |
5 | 100324131432 |
6 | 4552250252 |
7 | 1146616430 |
oct | 277455570 |
9 | 114448325 |
10 | 50223992 |
11 | 26394035 |
12 | 149a0988 |
13 | a536350 |
14 | 69552c0 |
15 | 46212b2 |
hex | 2fe5b78 |
50223992 has 64 divisors (see below), whose sum is σ = 122035200. Its totient is φ = 18817920.
The previous prime is 50223991. The next prime is 50223997. The reversal of 50223992 is 29932205.
It is a happy number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (50223991) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12017 + ... + 15647.
It is an arithmetic number, because the mean of its divisors is an integer number (1906800).
Almost surely, 250223992 is an apocalyptic number.
50223992 is a gapful number since it is divisible by the number (52) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 50223992, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (61017600).
50223992 is an abundant number, since it is smaller than the sum of its proper divisors (71811208).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
50223992 is a wasteful number, since it uses less digits than its factorization.
50223992 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3676 (or 3672 counting only the distinct ones).
The product of its (nonzero) digits is 9720, while the sum is 32.
The square root of 50223992 is about 7086.8887390730. Note that the first 3 decimals coincide. The cubic root of 50223992 is about 368.9524594614.
It can be divided in two parts, 50223 and 992, that added together give a palindrome (51215).
The spelling of 50223992 in words is "fifty million, two hundred twenty-three thousand, nine hundred ninety-two".
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