Base | Representation |
---|---|
bin | 111111100111111000… |
… | …101101010000100001 |
3 | 20112022222120002101200 |
4 | 333213320231100201 |
5 | 2104402104134102 |
6 | 51214453351413 |
7 | 4635623112000 |
oct | 774770552041 |
9 | 215288502350 |
10 | 68314911777 |
11 | 26a76a94382 |
12 | 112a6638569 |
13 | 65992bc528 |
14 | 3440cd2c37 |
15 | 1b9c70551c |
hex | fe7e2d421 |
68314911777 has 96 divisors (see below), whose sum is σ = 120285984000. Its totient is φ = 37297677312.
The previous prime is 68314911703. The next prime is 68314911829. The reversal of 68314911777 is 77711941386.
It is a happy number.
68314911777 is a `hidden beast` number, since 6 + 83 + 1 + 491 + 1 + 7 + 77 = 666.
It is not a de Polignac number, because 68314911777 - 212 = 68314907681 is a prime.
It is not an unprimeable number, because it can be changed into a prime (68314911677) by changing a digit.
It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 8679798 + ... + 8687664.
It is an arithmetic number, because the mean of its divisors is an integer number (1252979000).
Almost surely, 268314911777 is an apocalyptic number.
It is an amenable number.
68314911777 is a deficient number, since it is larger than the sum of its proper divisors (51971072223).
68314911777 is a wasteful number, since it uses less digits than its factorization.
68314911777 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8020 (or 8003 counting only the distinct ones).
The product of its digits is 1778112, while the sum is 54.
The spelling of 68314911777 in words is "sixty-eight billion, three hundred fourteen million, nine hundred eleven thousand, seven hundred seventy-seven".
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