Base | Representation |
---|---|
bin | 11110000110100… |
… | …111001110011000 |
3 | 1022012100012100212 |
4 | 132012213032120 |
5 | 2013243100013 |
6 | 122040550252 |
7 | 15341566001 |
oct | 3606471630 |
9 | 1265305325 |
10 | 505050008 |
11 | 23a0a6601 |
12 | 121182388 |
13 | 80832878 |
14 | 4b10c1a8 |
15 | 2e5146a8 |
hex | 1e1a7398 |
505050008 has 32 divisors (see below), whose sum is σ = 1046273760. Its totient is φ = 227335680.
The previous prime is 505049983. The next prime is 505050043. The reversal of 505050008 is 800050505.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (23).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 77603 + ... + 83858.
It is an arithmetic number, because the mean of its divisors is an integer number (32696055).
Almost surely, 2505050008 is an apocalyptic number.
It is an amenable number.
505050008 is an abundant number, since it is smaller than the sum of its proper divisors (541223752).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
505050008 is a wasteful number, since it uses less digits than its factorization.
505050008 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 161507 (or 161503 counting only the distinct ones).
The product of its (nonzero) digits is 1000, while the sum is 23.
The square root of 505050008 is about 22473.3176900964. The cubic root of 505050008 is about 796.3637092796.
The spelling of 505050008 in words is "five hundred five million, fifty thousand, eight".
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