Base | Representation |
---|---|
bin | 1000001000000100111110 |
3 | 11000020010201 |
4 | 20020010332 |
5 | 1021131423 |
6 | 113354114 |
7 | 24051415 |
oct | 10100476 |
9 | 4006121 |
10 | 2130238 |
11 | 1225530 |
12 | 86893a |
13 | 5977c6 |
14 | 3d647c |
15 | 2c12ad |
hex | 20813e |
2130238 has 16 divisors (see below), whose sum is σ = 3581424. Its totient is φ = 941760.
The previous prime is 2130209. The next prime is 2130239. The reversal of 2130238 is 8320312.
It is a happy number.
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 7 ways as a sum of consecutive naturals, for example, 495 + ... + 2122.
It is an arithmetic number, because the mean of its divisors is an integer number (223839).
22130238 is an apocalyptic number.
2130238 is a deficient number, since it is larger than the sum of its proper divisors (1451186).
2130238 is a wasteful number, since it uses less digits than its factorization.
2130238 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2667.
The product of its (nonzero) digits is 288, while the sum is 19.
The square root of 2130238 is about 1459.5334871115. The cubic root of 2130238 is about 128.6696271553.
The spelling of 2130238 in words is "two million, one hundred thirty thousand, two hundred thirty-eight".
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