Base | Representation |
---|---|
bin | 1000100011101000110000 |
3 | 11012221222112 |
4 | 20203220300 |
5 | 1033234440 |
6 | 120024452 |
7 | 25031465 |
oct | 10435060 |
9 | 4187875 |
10 | 2243120 |
11 | 12a2320 |
12 | 902128 |
13 | 606cb9 |
14 | 42566c |
15 | 2e4965 |
hex | 223a30 |
2243120 has 40 divisors (see below), whose sum is σ = 5691600. Its totient is φ = 815360.
The previous prime is 2243107. The next prime is 2243123. The reversal of 2243120 is 213422.
It is a tau number, because it is divible by the number of its divisors (40).
It is a junction number, because it is equal to n+sod(n) for n = 2243095 and 2243104.
It is not an unprimeable number, because it can be changed into a prime (2243123) 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, 395 + ... + 2154.
It is an arithmetic number, because the mean of its divisors is an integer number (142290).
22243120 is an apocalyptic number.
2243120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2243120 is an abundant number, since it is smaller than the sum of its proper divisors (3448480).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2243120 is a wasteful number, since it uses less digits than its factorization.
2243120 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2573 (or 2567 counting only the distinct ones).
The product of its (nonzero) digits is 96, while the sum is 14.
The square root of 2243120 is about 1497.7049108553. The cubic root of 2243120 is about 130.9033725991.
Adding to 2243120 its reverse (213422), we get a palindrome (2456542).
The spelling of 2243120 in words is "two million, two hundred forty-three thousand, one hundred twenty".
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