Base | Representation |
---|---|
bin | 1000100000001010001111 |
3 | 11012020110002 |
4 | 20200022033 |
5 | 1032311004 |
6 | 115434515 |
7 | 24642122 |
oct | 10401217 |
9 | 4166402 |
10 | 2228879 |
11 | 1292654 |
12 | 8b5a3b |
13 | 600683 |
14 | 4203b9 |
15 | 2e061e |
hex | 22028f |
2228879 has 6 divisors (see below), whose sum is σ = 2269800. Its totient is φ = 2188680.
The previous prime is 2228867. The next prime is 2228893. The reversal of 2228879 is 9788222.
It is not a de Polignac number, because 2228879 - 220 = 1180303 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2224879) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3422 + ... + 4020.
It is an arithmetic number, because the mean of its divisors is an integer number (378300).
22228879 is an apocalyptic number.
2228879 is a deficient number, since it is larger than the sum of its proper divisors (40921).
2228879 is an frugal number, since it uses more digits than its factorization.
2228879 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 721 (or 660 counting only the distinct ones).
The product of its digits is 32256, while the sum is 38.
The square root of 2228879 is about 1492.9430665635. The cubic root of 2228879 is about 130.6257601659.
The spelling of 2228879 in words is "two million, two hundred twenty-eight thousand, eight hundred seventy-nine".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.117 sec. • engine limits •