Base | Representation |
---|---|
bin | 1001110100100000… |
… | …0101001011111101 |
3 | 20210201100212001022 |
4 | 2131020011023331 |
5 | 20344323010214 |
6 | 1113325353525 |
7 | 122216555114 |
oct | 23510051375 |
9 | 6721325038 |
10 | 2636141309 |
11 | 113303aa8a |
12 | 616a088a5 |
13 | 3301b8339 |
14 | 1b016cc7b |
15 | 10666dd8e |
hex | 9d2052fd |
2636141309 has 4 divisors (see below), whose sum is σ = 2662241820. Its totient is φ = 2610040800.
The previous prime is 2636141281. The next prime is 2636141323. The reversal of 2636141309 is 9031416362.
It is a happy number.
2636141309 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 2229917284 + 406224025 = 47222^2 + 20155^2 .
It is a cyclic number.
It is not a de Polignac number, because 2636141309 - 212 = 2636137213 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2636141009) 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, 13050104 + ... + 13050305.
It is an arithmetic number, because the mean of its divisors is an integer number (665560455).
Almost surely, 22636141309 is an apocalyptic number.
It is an amenable number.
2636141309 is a deficient number, since it is larger than the sum of its proper divisors (26100511).
2636141309 is a wasteful number, since it uses less digits than its factorization.
2636141309 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 26100510.
The product of its (nonzero) digits is 23328, while the sum is 35.
The square root of 2636141309 is about 51343.3667478088. The cubic root of 2636141309 is about 1381.4109543359.
The spelling of 2636141309 in words is "two billion, six hundred thirty-six million, one hundred forty-one thousand, three hundred nine".
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