Base | Representation |
---|---|
bin | 111111101110000010… |
… | …000101101100011101 |
3 | 20112121011121021010100 |
4 | 333232002011230131 |
5 | 2110110004100321 |
6 | 51233015531313 |
7 | 4641314461140 |
oct | 775602055435 |
9 | 215534537110 |
10 | 68418034461 |
11 | 2701a218a37 |
12 | 11315089b39 |
13 | 65b478747a |
14 | 3450898057 |
15 | 1ba67c5326 |
hex | fee085b1d |
68418034461 has 12 divisors (see below), whose sum is σ = 112944056992. Its totient is φ = 39096019656.
The previous prime is 68418034441. The next prime is 68418034469. The reversal of 68418034461 is 16443081486.
68418034461 is a `hidden beast` number, since 6 + 8 + 4 + 180 + 3 + 4 + 461 = 666.
It is not a de Polignac number, because 68418034461 - 218 = 68417772317 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (68418034469) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 543000211 + ... + 543000336.
Almost surely, 268418034461 is an apocalyptic number.
It is an amenable number.
68418034461 is a deficient number, since it is larger than the sum of its proper divisors (44526022531).
68418034461 is a wasteful number, since it uses less digits than its factorization.
68418034461 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1086000560 (or 1086000557 counting only the distinct ones).
The product of its (nonzero) digits is 442368, while the sum is 45.
The spelling of 68418034461 in words is "sixty-eight billion, four hundred eighteen million, thirty-four thousand, four hundred sixty-one".
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