Base | Representation |
---|---|
bin | 100011011010111100… |
… | …1010101001100011101 |
3 | 21021100011212202010022 |
4 | 1012311321111030131 |
5 | 2221240413233044 |
6 | 54535545321525 |
7 | 5331663412454 |
oct | 1066571251435 |
9 | 237304782108 |
10 | 76066149149 |
11 | 2a2943a3781 |
12 | 128aa4962a5 |
13 | 7233134213 |
14 | 3978523b9b |
15 | 1ea2e633ee |
hex | 11b5e5531d |
76066149149 has 2 divisors, whose sum is σ = 76066149150. Its totient is φ = 76066149148.
The previous prime is 76066149109. The next prime is 76066149151. The reversal of 76066149149 is 94194166067.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 43393056100 + 32673093049 = 208310^2 + 180757^2 .
It is an emirp because it is prime and its reverse (94194166067) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 76066149149 - 224 = 76049371933 is a prime.
Together with 76066149151, it forms a pair of twin primes.
It is a Chen prime.
It is a self number, because there is not a number n which added to its sum of digits gives 76066149149.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (76066149109) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38033074574 + 38033074575.
It is an arithmetic number, because the mean of its divisors is an integer number (38033074575).
Almost surely, 276066149149 is an apocalyptic number.
It is an amenable number.
76066149149 is a deficient number, since it is larger than the sum of its proper divisors (1).
76066149149 is an equidigital number, since it uses as much as digits as its factorization.
76066149149 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 1959552, while the sum is 53.
The spelling of 76066149149 in words is "seventy-six billion, sixty-six million, one hundred forty-nine thousand, one hundred forty-nine".
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