Base | Representation |
---|---|
bin | 1001000100000… |
… | …01101101110101 |
3 | 12022001122220002 |
4 | 10202001231311 |
5 | 123430410124 |
6 | 11313321045 |
7 | 1612143164 |
oct | 442015565 |
9 | 168048802 |
10 | 76028789 |
11 | 39a09611 |
12 | 21566185 |
13 | 1299c965 |
14 | a1513db |
15 | 6a1c0ae |
hex | 4881b75 |
76028789 has 2 divisors, whose sum is σ = 76028790. Its totient is φ = 76028788.
The previous prime is 76028783. The next prime is 76028791. The reversal of 76028789 is 98782067.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 48413764 + 27615025 = 6958^2 + 5255^2 .
It is a cyclic number.
It is not a de Polignac number, because 76028789 - 212 = 76024693 is a prime.
It is a Sophie Germain prime.
Together with 76028791, it forms a pair of twin primes.
It is a Chen prime.
It is a Curzon number.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (76028783) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38014394 + 38014395.
It is an arithmetic number, because the mean of its divisors is an integer number (38014395).
Almost surely, 276028789 is an apocalyptic number.
It is an amenable number.
76028789 is a deficient number, since it is larger than the sum of its proper divisors (1).
76028789 is an equidigital number, since it uses as much as digits as its factorization.
76028789 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 338688, while the sum is 47.
The square root of 76028789 is about 8719.4488931354. The cubic root of 76028789 is about 423.6358363775.
The spelling of 76028789 in words is "seventy-six million, twenty-eight thousand, seven hundred eighty-nine".
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