Base | Representation |
---|---|
bin | 1000010011011010… |
… | …1001111010001000 |
3 | 12202100002212100112 |
4 | 2010312221322020 |
5 | 14031100414234 |
6 | 1005101253452 |
7 | 106143335606 |
oct | 20466517210 |
9 | 5670085315 |
10 | 2228919944 |
11 | a441925a9 |
12 | 522564288 |
13 | 296a18b54 |
14 | 172048876 |
15 | d0a30ace |
hex | 84da9e88 |
2228919944 has 32 divisors (see below), whose sum is σ = 4422036000. Its totient is φ = 1050319872.
The previous prime is 2228919937. The next prime is 2228919967. The reversal of 2228919944 is 4499198222.
It is a junction number, because it is equal to n+sod(n) for n = 2228919892 and 2228919901.
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, 8654 + ... + 67325.
It is an arithmetic number, because the mean of its divisors is an integer number (138188625).
Almost surely, 22228919944 is an apocalyptic number.
It is an amenable number.
2228919944 is a deficient number, since it is larger than the sum of its proper divisors (2193116056).
2228919944 is a wasteful number, since it uses less digits than its factorization.
2228919944 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 76197 (or 76193 counting only the distinct ones).
The product of its digits is 746496, while the sum is 50.
The square root of 2228919944 is about 47211.4386986883. The cubic root of 2228919944 is about 1306.2656001617.
The spelling of 2228919944 in words is "two billion, two hundred twenty-eight million, nine hundred nineteen thousand, nine hundred forty-four".
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