Base | Representation |
---|---|
bin | 1010100010001011… |
… | …1110011110011001 |
3 | 21022001220010112011 |
4 | 2220202332132121 |
5 | 21242400203311 |
6 | 1144332145521 |
7 | 130034255044 |
oct | 25042763631 |
9 | 7261803464 |
10 | 2827741081 |
11 | 1221205800 |
12 | 66b0082a1 |
13 | 360ac0c99 |
14 | 1cb7a5c5b |
15 | 1183b9321 |
hex | a88be799 |
2827741081 has 12 divisors (see below), whose sum is σ = 3118343536. Its totient is φ = 2562266520.
The previous prime is 2827741073. The next prime is 2827741093. The reversal of 2827741081 is 1801477282.
It is not a de Polignac number, because 2827741081 - 23 = 2827741073 is a prime.
It is a super-2 number, since 2×28277410812 = 15992239242350097122, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (2827741001) 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 11 ways as a sum of consecutive naturals, for example, 915 + ... + 75208.
Almost surely, 22827741081 is an apocalyptic number.
It is an amenable number.
2827741081 is a deficient number, since it is larger than the sum of its proper divisors (290602455).
2827741081 is a wasteful number, since it uses less digits than its factorization.
2827741081 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 76452 (or 76441 counting only the distinct ones).
The product of its (nonzero) digits is 50176, while the sum is 40.
The square root of 2827741081 is about 53176.5087327102. The cubic root of 2827741081 is about 1414.0992125029.
The spelling of 2827741081 in words is "two billion, eight hundred twenty-seven million, seven hundred forty-one thousand, eighty-one".
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