Base | Representation |
---|---|
bin | 1000100011100111010111 |
3 | 11012221212020 |
4 | 20203213113 |
5 | 1033234111 |
6 | 120024223 |
7 | 25031310 |
oct | 10434727 |
9 | 4187766 |
10 | 2243031 |
11 | 12a224a |
12 | 902073 |
13 | 606c4b |
14 | 425607 |
15 | 2e4906 |
hex | 2239d7 |
2243031 has 32 divisors (see below), whose sum is σ = 3714048. Its totient is φ = 1175040.
The previous prime is 2243027. The next prime is 2243053. The reversal of 2243031 is 1303422.
It is not a de Polignac number, because 2243031 - 22 = 2243027 is a prime.
It is a super-2 number, since 2×22430312 = 10062376133922, which contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 2243031.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2243081) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 21726 + ... + 21828.
It is an arithmetic number, because the mean of its divisors is an integer number (116064).
22243031 is an apocalyptic number.
2243031 is a gapful number since it is divisible by the number (21) formed by its first and last digit.
2243031 is a deficient number, since it is larger than the sum of its proper divisors (1471017).
2243031 is a wasteful number, since it uses less digits than its factorization.
2243031 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 191.
The product of its (nonzero) digits is 144, while the sum is 15.
The square root of 2243031 is about 1497.6751984326. The cubic root of 2243031 is about 130.9016412971.
Adding to 2243031 its reverse (1303422), we get a palindrome (3546453).
The spelling of 2243031 in words is "two million, two hundred forty-three thousand, thirty-one".
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