Base | Representation |
---|---|
bin | 1000001010000100101010 |
3 | 11000122100101 |
4 | 20022010222 |
5 | 1021412120 |
6 | 113500014 |
7 | 24114301 |
oct | 10120452 |
9 | 4018311 |
10 | 2138410 |
11 | 123068a |
12 | 87160a |
13 | 59b441 |
14 | 3d9438 |
15 | 2c390a |
hex | 20a12a |
2138410 has 16 divisors (see below), whose sum is σ = 3867912. Its totient is φ = 851200.
The previous prime is 2138407. The next prime is 2138419. The reversal of 2138410 is 148312.
It can be written as a sum of positive squares in 4 ways, for example, as 1164241 + 974169 = 1079^2 + 987^2 .
It is not an unprimeable number, because it can be changed into a prime (2138419) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (7) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2430 + ... + 3190.
22138410 is an apocalyptic number.
2138410 is a deficient number, since it is larger than the sum of its proper divisors (1729502).
2138410 is a wasteful number, since it uses less digits than its factorization.
2138410 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1049.
The product of its (nonzero) digits is 192, while the sum is 19.
The square root of 2138410 is about 1462.3303320386. The cubic root of 2138410 is about 128.8339509666.
The spelling of 2138410 in words is "two million, one hundred thirty-eight thousand, four hundred ten".
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