Base | Representation |
---|---|
bin | 1100000111010… |
… | …0010000000000 |
3 | 10112121022012200 |
4 | 3001310100000 |
5 | 101001322213 |
6 | 5012553200 |
7 | 1154600502 |
oct | 301642000 |
9 | 115538180 |
10 | 50807808 |
11 | 26752727 |
12 | 15022800 |
13 | a6abcbc |
14 | 6a67d72 |
15 | 46d9273 |
hex | 3074400 |
50807808 has 132 divisors (see below), whose sum is σ = 151682700. Its totient is φ = 16367616.
The previous prime is 50807807. The next prime is 50807819. The reversal of 50807808 is 80870805.
It can be written as a sum of positive squares in 2 ways, for example, as 25887744 + 24920064 = 5088^2 + 4992^2 .
It is a Harshad number since it is a multiple of its sum of digits (36).
It is not an unprimeable number, because it can be changed into a prime (50807803) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (7) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 340918 + ... + 341066.
Almost surely, 250807808 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 50807808, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (75841350).
50807808 is an abundant number, since it is smaller than the sum of its proper divisors (100874892).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
50807808 is a wasteful number, since it uses less digits than its factorization.
50807808 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 212 (or 191 counting only the distinct ones).
The product of its (nonzero) digits is 17920, while the sum is 36.
The square root of 50807808 is about 7127.9595958451. The cubic root of 50807808 is about 370.3765535837.
It can be divided in two parts, 50807 and 808, that added together give a palindrome (51615).
The spelling of 50807808 in words is "fifty million, eight hundred seven thousand, eight hundred eight".
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