Base | Representation |
---|---|
bin | 1011111110100110101001 |
3 | 12220112021122 |
4 | 23332212221 |
5 | 1300440014 |
6 | 151145025 |
7 | 35455355 |
oct | 13764651 |
9 | 5815248 |
10 | 3140009 |
11 | 1855154 |
12 | 1075175 |
13 | 85c2c2 |
14 | 5ba465 |
15 | 42058e |
hex | 2fe9a9 |
3140009 has 4 divisors (see below), whose sum is σ = 3175380. Its totient is φ = 3104640.
The previous prime is 3139993. The next prime is 3140041. The reversal of 3140009 is 9000413.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 9000413 = 101 ⋅89113.
It can be written as a sum of positive squares in 2 ways, for example, as 595984 + 2544025 = 772^2 + 1595^2 .
It is a cyclic number.
It is not a de Polignac number, because 3140009 - 24 = 3139993 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (3140069) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17552 + ... + 17729.
It is an arithmetic number, because the mean of its divisors is an integer number (793845).
Almost surely, 23140009 is an apocalyptic number.
It is an amenable number.
3140009 is a deficient number, since it is larger than the sum of its proper divisors (35371).
3140009 is an equidigital number, since it uses as much as digits as its factorization.
3140009 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 35370.
The product of its (nonzero) digits is 108, while the sum is 17.
The square root of 3140009 is about 1772.0070541620. The cubic root of 3140009 is about 146.4345749557.
The spelling of 3140009 in words is "three million, one hundred forty thousand, nine".
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