Base | Representation |
---|---|
bin | 111111101011111… |
… | …1000001011110001 |
3 | 12111221002010002012 |
4 | 1333113320023301 |
5 | 13334030401443 |
6 | 552014332305 |
7 | 103645624130 |
oct | 17727701361 |
9 | 5457063065 |
10 | 2136965873 |
11 | 9a72970a9 |
12 | 4b77ba095 |
13 | 280961663 |
14 | 163b4d917 |
15 | c791a118 |
hex | 7f5f82f1 |
2136965873 has 32 divisors (see below), whose sum is σ = 2590507008. Its totient is φ = 1724227200.
The previous prime is 2136965861. The next prime is 2136965911. The reversal of 2136965873 is 3785696312.
It is a cyclic number.
It is not a de Polignac number, because 2136965873 - 214 = 2136949489 is a prime.
It is a Smith number, since the sum of its digits (50) 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 not an unprimeable number, because it can be changed into a prime (2136965813) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1947461 + ... + 1948557.
It is an arithmetic number, because the mean of its divisors is an integer number (80953344).
Almost surely, 22136965873 is an apocalyptic number.
It is an amenable number.
2136965873 is a deficient number, since it is larger than the sum of its proper divisors (453541135).
2136965873 is a wasteful number, since it uses less digits than its factorization.
2136965873 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1373.
The product of its digits is 1632960, while the sum is 50.
The square root of 2136965873 is about 46227.3282052943. The cubic root of 2136965873 is about 1288.0494273385.
The spelling of 2136965873 in words is "two billion, one hundred thirty-six million, nine hundred sixty-five thousand, eight hundred seventy-three".
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