Base | Representation |
---|---|
bin | 1001001001001… |
… | …11110001101001 |
3 | 12100100012220221 |
4 | 10210213301221 |
5 | 124114141334 |
6 | 11340050041 |
7 | 1621005211 |
oct | 444476151 |
9 | 170305827 |
10 | 76708969 |
11 | 3a333647 |
12 | 21833921 |
13 | 12b7a42c |
14 | a28b241 |
15 | 6b038b4 |
hex | 4927c69 |
76708969 has 2 divisors, whose sum is σ = 76708970. Its totient is φ = 76708968.
The previous prime is 76708927. The next prime is 76708997. The reversal of 76708969 is 96980767.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 67436944 + 9272025 = 8212^2 + 3045^2 .
It is a cyclic number.
It is not a de Polignac number, because 76708969 - 219 = 76184681 is a prime.
It is a super-2 number, since 2×767089692 = 11768531850085922, which contains 22 as substring.
It is not a weakly prime, because it can be changed into another prime (76708999) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38354484 + 38354485.
It is an arithmetic number, because the mean of its divisors is an integer number (38354485).
Almost surely, 276708969 is an apocalyptic number.
It is an amenable number.
76708969 is a deficient number, since it is larger than the sum of its proper divisors (1).
76708969 is an equidigital number, since it uses as much as digits as its factorization.
76708969 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 1143072, while the sum is 52.
The square root of 76708969 is about 8758.3656580437. The cubic root of 76708969 is about 424.8954187888.
It can be divided in two parts, 76708 and 969, that added together give a palindrome (77677).
The spelling of 76708969 in words is "seventy-six million, seven hundred eight thousand, nine hundred sixty-nine".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.077 sec. • engine limits •