Base | Representation |
---|---|
bin | 1000001000000100111101 |
3 | 11000020010200 |
4 | 20020010331 |
5 | 1021131422 |
6 | 113354113 |
7 | 24051414 |
oct | 10100475 |
9 | 4006120 |
10 | 2130237 |
11 | 122552a |
12 | 868939 |
13 | 5977c5 |
14 | 3d647b |
15 | 2c12ac |
hex | 20813d |
2130237 has 24 divisors (see below), whose sum is σ = 3302208. Its totient is φ = 1320000.
The previous prime is 2130209. The next prime is 2130239. The reversal of 2130237 is 7320312.
It is not a de Polignac number, because 2130237 - 26 = 2130173 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2130239) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8362 + ... + 8612.
It is an arithmetic number, because the mean of its divisors is an integer number (137592).
22130237 is an apocalyptic number.
It is an amenable number.
2130237 is a deficient number, since it is larger than the sum of its proper divisors (1171971).
2130237 is a wasteful number, since it uses less digits than its factorization.
2130237 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 321 (or 318 counting only the distinct ones).
The product of its (nonzero) digits is 252, while the sum is 18.
The square root of 2130237 is about 1459.5331445363. The cubic root of 2130237 is about 128.6696070214.
Adding to 2130237 its reverse (7320312), we get a palindrome (9450549).
The spelling of 2130237 in words is "two million, one hundred thirty thousand, two hundred thirty-seven".
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