Base | Representation |
---|---|
bin | 1000100000000111010101 |
3 | 11012020012012 |
4 | 20200013111 |
5 | 1032304233 |
6 | 115434005 |
7 | 24641435 |
oct | 10400725 |
9 | 4166165 |
10 | 2228693 |
11 | 12924a5 |
12 | 8b5905 |
13 | 60056c |
14 | 4202c5 |
15 | 2e0548 |
hex | 2201d5 |
2228693 has 4 divisors (see below), whose sum is σ = 2276160. Its totient is φ = 2181228.
The previous prime is 2228687. The next prime is 2228711. The reversal of 2228693 is 3968222.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 2228693 - 28 = 2228437 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 (2228663) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23663 + ... + 23756.
It is an arithmetic number, because the mean of its divisors is an integer number (569040).
22228693 is an apocalyptic number.
It is an amenable number.
2228693 is a deficient number, since it is larger than the sum of its proper divisors (47467).
2228693 is an equidigital number, since it uses as much as digits as its factorization.
2228693 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 47466.
The product of its digits is 10368, while the sum is 32.
The square root of 2228693 is about 1492.8807721985. The cubic root of 2228693 is about 130.6221264907.
The spelling of 2228693 in words is "two million, two hundred twenty-eight thousand, six hundred ninety-three".
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