Base | Representation |
---|---|
bin | 1000101010001110111100 |
3 | 11021100001021 |
4 | 20222032330 |
5 | 1040121030 |
6 | 120353524 |
7 | 25203325 |
oct | 10521674 |
9 | 4240037 |
10 | 2270140 |
11 | 1310654 |
12 | 9158a4 |
13 | 6163a2 |
14 | 43144c |
15 | 2ec97a |
hex | 22a3bc |
2270140 has 24 divisors (see below), whose sum is σ = 4798080. Its totient is φ = 902208.
The previous prime is 2270137. The next prime is 2270141. The reversal of 2270140 is 410722.
2270140 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2270141) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4206 + ... + 4714.
It is an arithmetic number, because the mean of its divisors is an integer number (199920).
22270140 is an apocalyptic number.
2270140 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2270140 is an abundant number, since it is smaller than the sum of its proper divisors (2527940).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2270140 is a wasteful number, since it uses less digits than its factorization.
2270140 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 741 (or 739 counting only the distinct ones).
The product of its (nonzero) digits is 112, while the sum is 16.
The square root of 2270140 is about 1506.6983772474. The cubic root of 2270140 is about 131.4268847115.
Adding to 2270140 its reverse (410722), we get a palindrome (2680862).
It can be divided in two parts, 2 and 270140, that multiplied together give a triangular number (540280 = T1039).
The spelling of 2270140 in words is "two million, two hundred seventy thousand, one hundred forty".
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