Base | Representation |
---|---|
bin | 111101101010100… |
… | …0111110111111011 |
3 | 12100012102221101211 |
4 | 1323111013313323 |
5 | 13214144303333 |
6 | 541152423551 |
7 | 102163233046 |
oct | 17325076773 |
9 | 5305387354 |
10 | 2069134843 |
11 | 971a776a6 |
12 | 498b47bb7 |
13 | 26c8a2159 |
14 | 158b33c5d |
15 | c19bbecd |
hex | 7b547dfb |
2069134843 has 4 divisors (see below), whose sum is σ = 2081525040. Its totient is φ = 2056744648.
The previous prime is 2069134829. The next prime is 2069134853. The reversal of 2069134843 is 3484319602.
It is a happy number.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3484319602 = 2 ⋅1742159801.
It is a cyclic number.
It is not a de Polignac number, because 2069134843 - 25 = 2069134811 is a prime.
It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 2069134796 and 2069134805.
It is not an unprimeable number, because it can be changed into a prime (2069134813) 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, 6194848 + ... + 6195181.
It is an arithmetic number, because the mean of its divisors is an integer number (520381260).
Almost surely, 22069134843 is an apocalyptic number.
2069134843 is a deficient number, since it is larger than the sum of its proper divisors (12390197).
2069134843 is a wasteful number, since it uses less digits than its factorization.
2069134843 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 12390196.
The product of its (nonzero) digits is 124416, while the sum is 40.
The square root of 2069134843 is about 45487.7438767851. The cubic root of 2069134843 is about 1274.2743209737.
The spelling of 2069134843 in words is "two billion, sixty-nine million, one hundred thirty-four thousand, eight hundred forty-three".
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