Base | Representation |
---|---|
bin | 10011101111011101100101… |
… | …100111001100000111001001 |
3 | 102101102100010111122001210201 |
4 | 103233131211213030013021 |
5 | 42340013002434120211 |
6 | 504354335452212201 |
7 | 24200601162453643 |
oct | 2357354547140711 |
9 | 371370114561721 |
10 | 86824468660681 |
11 | 25735061060204 |
12 | 98a31b6a6a061 |
13 | 395a68759930b |
14 | 176248069d893 |
15 | a08784dcc0c1 |
hex | 4ef7659cc1c9 |
86824468660681 has 8 divisors (see below), whose sum is σ = 86882837010624. Its totient is φ = 86766109850160.
The previous prime is 86824468660673. The next prime is 86824468660703. The reversal of 86824468660681 is 18606686442868.
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 86824468660681 - 23 = 86824468660673 is a prime.
It is a super-2 number, since 2×868244686606812 (a number of 29 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (86824468660651) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15871500 + ... + 20628946.
It is an arithmetic number, because the mean of its divisors is an integer number (10860354626328).
Almost surely, 286824468660681 is an apocalyptic number.
It is an amenable number.
86824468660681 is a deficient number, since it is larger than the sum of its proper divisors (58368349943).
86824468660681 is a wasteful number, since it uses less digits than its factorization.
86824468660681 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4769711.
The product of its (nonzero) digits is 1019215872, while the sum is 73.
The spelling of 86824468660681 in words is "eighty-six trillion, eight hundred twenty-four billion, four hundred sixty-eight million, six hundred sixty thousand, six hundred eighty-one".
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