Base | Representation |
---|---|
bin | 1001001000100… |
… | …00010001010001 |
3 | 12100011022212000 |
4 | 10210100101101 |
5 | 124103101224 |
6 | 11334024213 |
7 | 1620124416 |
oct | 444202121 |
9 | 170138760 |
10 | 76612689 |
11 | 3a27827a |
12 | 217a8069 |
13 | 12b4566a |
14 | a26410d |
15 | 6ad50c9 |
hex | 4910451 |
76612689 has 16 divisors (see below), whose sum is σ = 113942400. Its totient is φ = 50876208.
The previous prime is 76612667. The next prime is 76612741. The reversal of 76612689 is 98621667.
It is not a de Polignac number, because 76612689 - 27 = 76612561 is a prime.
It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.
It is not an unprimeable number, because it can be changed into a prime (76612619) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1707 + ... + 12495.
It is an arithmetic number, because the mean of its divisors is an integer number (7121400).
Almost surely, 276612689 is an apocalyptic number.
It is an amenable number.
76612689 is a deficient number, since it is larger than the sum of its proper divisors (37329711).
76612689 is a wasteful number, since it uses less digits than its factorization.
76612689 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11061 (or 11055 counting only the distinct ones).
The product of its digits is 217728, while the sum is 45.
The square root of 76612689 is about 8752.8674730056. The cubic root of 76612689 is about 424.7175775325.
The spelling of 76612689 in words is "seventy-six million, six hundred twelve thousand, six hundred eighty-nine".
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