Base | Representation |
---|---|
bin | 1000100011100011100100 |
3 | 11012221112020 |
4 | 20203203210 |
5 | 1033232123 |
6 | 120023140 |
7 | 25030512 |
oct | 10434344 |
9 | 4187466 |
10 | 2242788 |
11 | 12a2049 |
12 | 901ab0 |
13 | 606ac2 |
14 | 4254b2 |
15 | 2e47e3 |
hex | 2238e4 |
2242788 has 24 divisors (see below), whose sum is σ = 5402880. Its totient is φ = 723360.
The previous prime is 2242783. The next prime is 2242789. The reversal of 2242788 is 8872422.
It is not an unprimeable number, because it can be changed into a prime (2242781) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2643 + ... + 3386.
It is an arithmetic number, because the mean of its divisors is an integer number (225120).
22242788 is an apocalyptic number.
It is an amenable number.
2242788 is an abundant number, since it is smaller than the sum of its proper divisors (3160092).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2242788 is a wasteful number, since it uses less digits than its factorization.
2242788 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6067 (or 6065 counting only the distinct ones).
The product of its digits is 14336, while the sum is 33.
The square root of 2242788 is about 1497.5940705011. The cubic root of 2242788 is about 130.8969140259.
The spelling of 2242788 in words is "two million, two hundred forty-two thousand, seven hundred eighty-eight".
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