Base | Representation |
---|---|
bin | 1000010001110001… |
… | …0000100011111100 |
3 | 12201212002022111101 |
4 | 2010130100203330 |
5 | 14022313003010 |
6 | 1004253102444 |
7 | 106030456135 |
oct | 20434204374 |
9 | 5655068441 |
10 | 2222000380 |
11 | a40296856 |
12 | 520187a24 |
13 | 295465432 |
14 | 171166c8c |
15 | d011573a |
hex | 847108fc |
2222000380 has 48 divisors (see below), whose sum is σ = 4739696640. Its totient is φ = 874843200.
The previous prime is 2222000269. The next prime is 2222000381. The reversal of 2222000380 is 830002222.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2222000381) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1406431 + ... + 1408009.
It is an arithmetic number, because the mean of its divisors is an integer number (98743680).
Almost surely, 22222000380 is an apocalyptic number.
2222000380 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2222000380 is an abundant number, since it is smaller than the sum of its proper divisors (2517696260).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2222000380 is a wasteful number, since it uses less digits than its factorization.
2222000380 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2650 (or 2648 counting only the distinct ones).
The product of its (nonzero) digits is 384, while the sum is 19.
The square root of 2222000380 is about 47138.0990282807. The cubic root of 2222000380 is about 1304.9124547977.
The spelling of 2222000380 in words is "two billion, two hundred twenty-two million, three hundred eighty", and thus it is an aban number.
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