Base | Representation |
---|---|
bin | 1011111110010… |
… | …0111010110011 |
3 | 10111111110212210 |
4 | 2333210322303 |
5 | 100324030343 |
6 | 4552223203 |
7 | 1146604050 |
oct | 277447263 |
9 | 114443783 |
10 | 50220723 |
11 | 26391633 |
12 | 1499ab03 |
13 | a534a07 |
14 | 6954027 |
15 | 4620333 |
hex | 2fe4eb3 |
50220723 has 16 divisors (see below), whose sum is σ = 76929536. Its totient is φ = 28546560.
The previous prime is 50220679. The next prime is 50220739. The reversal of 50220723 is 32702205.
It is not a de Polignac number, because 50220723 - 210 = 50219699 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (21).
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 50220723.
It is not an unprimeable number, because it can be changed into a prime (50220323) 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, 2143 + ... + 10248.
It is an arithmetic number, because the mean of its divisors is an integer number (4808096).
Almost surely, 250220723 is an apocalyptic number.
50220723 is a deficient number, since it is larger than the sum of its proper divisors (26708813).
50220723 is a wasteful number, since it uses less digits than its factorization.
50220723 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 12594.
The product of its (nonzero) digits is 840, while the sum is 21.
The square root of 50220723 is about 7086.6580981447. The cubic root of 50220723 is about 368.9444544442.
Adding to 50220723 its reverse (32702205), we get a palindrome (82922928).
The spelling of 50220723 in words is "fifty million, two hundred twenty thousand, seven hundred twenty-three".
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