Base | Representation |
---|---|
bin | 111111101000001100… |
… | …110010101010111001 |
3 | 20112100100110120200110 |
4 | 333220030302222321 |
5 | 2104404431124300 |
6 | 51215202254533 |
7 | 4636015630665 |
oct | 775014625271 |
9 | 215310416613 |
10 | 68320176825 |
11 | 26a79a6005a |
12 | 112a8357449 |
13 | 659a413b44 |
14 | 34418a38a5 |
15 | 1b9cde5550 |
hex | fe8332ab9 |
68320176825 has 12 divisors (see below), whose sum is σ = 112956025808. Its totient is φ = 36437427600.
The previous prime is 68320176811. The next prime is 68320176829. The reversal of 68320176825 is 52867102386.
It is not a de Polignac number, because 68320176825 - 29 = 68320176313 is a prime.
It is a super-2 number, since 2×683201768252 (a number of 22 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (68320176829) 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, 455467771 + ... + 455467920.
Almost surely, 268320176825 is an apocalyptic number.
It is an amenable number.
68320176825 is a deficient number, since it is larger than the sum of its proper divisors (44635848983).
68320176825 is a wasteful number, since it uses less digits than its factorization.
68320176825 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 910935704 (or 910935699 counting only the distinct ones).
The product of its (nonzero) digits is 967680, while the sum is 48.
The spelling of 68320176825 in words is "sixty-eight billion, three hundred twenty million, one hundred seventy-six thousand, eight hundred twenty-five".
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