Base | Representation |
---|---|
bin | 11110111110011111001100… |
… | …10101100111110101100001 |
3 | 22221011222211011122001212102 |
4 | 33133033212111213311201 |
5 | 32412020123144301022 |
6 | 400512510202140145 |
7 | 20230226236142330 |
oct | 1737174625476541 |
9 | 287158734561772 |
10 | 68117750775137 |
11 | 1a782637539538 |
12 | 7781814ab1655 |
13 | 2c01626681a0b |
14 | 12b6cb9709d17 |
15 | 7d1d742cba92 |
hex | 3df3e6567d61 |
68117750775137 has 8 divisors (see below), whose sum is σ = 77849082493056. Its totient is φ = 58386475173312.
The previous prime is 68117750775097. The next prime is 68117750775187. The reversal of 68117750775137 is 73157705771186.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 68117750775137 - 26 = 68117750775073 is a prime.
It is not an unprimeable number, because it can be changed into a prime (68117750775187) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (29) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11394893 + ... + 16311930.
It is an arithmetic number, because the mean of its divisors is an integer number (9731135311632).
Almost surely, 268117750775137 is an apocalyptic number.
It is an amenable number.
68117750775137 is a deficient number, since it is larger than the sum of its proper divisors (9731331717919).
68117750775137 is a wasteful number, since it uses less digits than its factorization.
68117750775137 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 28058047.
The product of its (nonzero) digits is 60505200, while the sum is 65.
The spelling of 68117750775137 in words is "sixty-eight trillion, one hundred seventeen billion, seven hundred fifty million, seven hundred seventy-five thousand, one hundred thirty-seven".
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