Base | Representation |
---|---|
bin | 1111010100111101… |
… | …01010011001011100 |
3 | 210020111002002202110 |
4 | 13222132222121130 |
5 | 113323042430240 |
6 | 3440313154020 |
7 | 410630162526 |
oct | 75236523134 |
9 | 23214062673 |
10 | 8228873820 |
11 | 3542a91772 |
12 | 17179bb910 |
13 | a11a9990b |
14 | 580c44a16 |
15 | 332659c80 |
hex | 1ea7aa65c |
8228873820 has 48 divisors (see below), whose sum is σ = 23048847360. Its totient is φ = 2193604416.
The previous prime is 8228873791. The next prime is 8228873839. The reversal of 8228873820 is 283788228.
It is a happy number.
It is a self number, because there is not a number n which added to its sum of digits gives 8228873820.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 162469 + ... + 207011.
It is an arithmetic number, because the mean of its divisors is an integer number (480184320).
Almost surely, 28228873820 is an apocalyptic number.
It is an amenable number.
8228873820 is an abundant number, since it is smaller than the sum of its proper divisors (14819973540).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
8228873820 is a wasteful number, since it uses less digits than its factorization.
8228873820 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 47634 (or 47632 counting only the distinct ones).
The product of its (nonzero) digits is 688128, while the sum is 48.
The square root of 8228873820 is about 90713.1402829822. The cubic root of 8228873820 is about 2018.8937690298.
The spelling of 8228873820 in words is "eight billion, two hundred twenty-eight million, eight hundred seventy-three thousand, eight hundred twenty".
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