Base | Representation |
---|---|
bin | 1010001010100101… |
… | …1100110001101011 |
3 | 21001011200010020222 |
4 | 2202221130301223 |
5 | 21042031243023 |
6 | 1130435040255 |
7 | 124423126361 |
oct | 24251346153 |
9 | 7034603228 |
10 | 2728774763 |
11 | 118035a960 |
12 | 641a4008b |
13 | 34644cb30 |
14 | 1bc5a3631 |
15 | 10e86acc8 |
hex | a2a5cc6b |
2728774763 has 32 divisors (see below), whose sum is σ = 3360752640. Its totient is φ = 2180154240.
The previous prime is 2728774759. The next prime is 2728774817. The reversal of 2728774763 is 3674778272.
It is a happy number.
2728774763 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 2728774763 - 22 = 2728774759 is a prime.
It is not an unprimeable number, because it can be changed into a prime (2728774723) 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, 751370 + ... + 754992.
It is an arithmetic number, because the mean of its divisors is an integer number (105023520).
Almost surely, 22728774763 is an apocalyptic number.
2728774763 is a gapful number since it is divisible by the number (23) formed by its first and last digit.
2728774763 is a deficient number, since it is larger than the sum of its proper divisors (631977877).
2728774763 is a wasteful number, since it uses less digits than its factorization.
2728774763 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3899.
The product of its digits is 5531904, while the sum is 53.
The square root of 2728774763 is about 52237.6757044185. The cubic root of 2728774763 is about 1397.4058701559.
The spelling of 2728774763 in words is "two billion, seven hundred twenty-eight million, seven hundred seventy-four thousand, seven hundred sixty-three".
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