Base | Representation |
---|---|
bin | 111111101011000… |
… | …0101101100010001 |
3 | 12111220012021210022 |
4 | 1333112011230101 |
5 | 13333420400123 |
6 | 552000313225 |
7 | 103641631655 |
oct | 17726055421 |
9 | 5456167708 |
10 | 2136496913 |
11 | 9a6aa6831 |
12 | 4b7612815 |
13 | 280829075 |
14 | 163a6aa65 |
15 | c78761c8 |
hex | 7f585b11 |
2136496913 has 8 divisors (see below), whose sum is σ = 2293163208. Its totient is φ = 1983273984.
The previous prime is 2136496891. The next prime is 2136496931. The reversal of 2136496913 is 3196946312.
It can be written as a sum of positive squares in 4 ways, for example, as 543449344 + 1593047569 = 23312^2 + 39913^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 2136496913 - 212 = 2136492817 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (2136496993) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 859556 + ... + 862037.
It is an arithmetic number, because the mean of its divisors is an integer number (286645401).
Almost surely, 22136496913 is an apocalyptic number.
It is an amenable number.
2136496913 is a deficient number, since it is larger than the sum of its proper divisors (156666295).
2136496913 is a wasteful number, since it uses less digits than its factorization.
2136496913 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1721683.
The product of its digits is 209952, while the sum is 44.
The square root of 2136496913 is about 46222.2556026856. The cubic root of 2136496913 is about 1287.9551990593.
The spelling of 2136496913 in words is "two billion, one hundred thirty-six million, four hundred ninety-six thousand, nine hundred thirteen".
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