Base | Representation |
---|---|
bin | 110010100111000101… |
… | …0000111110101100001 |
3 | 101101112110212100211102 |
4 | 1211032022013311201 |
5 | 3240041434140120 |
6 | 121532430324145 |
7 | 10565220104531 |
oct | 1451612076541 |
9 | 341473770742 |
10 | 108685458785 |
11 | 42103120912 |
12 | 19092659655 |
13 | a331070377 |
14 | 53907994c1 |
15 | 2c619d3d75 |
hex | 194e287d61 |
108685458785 has 16 divisors (see below), whose sum is σ = 130965158016. Its totient is φ = 86586866688.
The previous prime is 108685458769. The next prime is 108685458799. The reversal of 108685458785 is 587854586801.
It is a cyclic number.
It is not a de Polignac number, because 108685458785 - 24 = 108685458769 is a prime.
It is a Duffinian number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4111982 + ... + 4138328.
It is an arithmetic number, because the mean of its divisors is an integer number (8185322376).
Almost surely, 2108685458785 is an apocalyptic number.
It is an amenable number.
108685458785 is a deficient number, since it is larger than the sum of its proper divisors (22279699231).
108685458785 is a wasteful number, since it uses less digits than its factorization.
108685458785 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 29752.
The product of its (nonzero) digits is 86016000, while the sum is 65.
The spelling of 108685458785 in words is "one hundred eight billion, six hundred eighty-five million, four hundred fifty-eight thousand, seven hundred eighty-five".
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