Base | Representation |
---|---|
bin | 101000000101010000… |
… | …0100001011011111111 |
3 | 22020011202111202020202 |
4 | 1100022200201123333 |
5 | 2402240331044042 |
6 | 103313111434115 |
7 | 6135014620250 |
oct | 1201240413377 |
9 | 266152452222 |
10 | 86075643647 |
11 | 33560503084 |
12 | 1482268593b |
13 | 8169a97126 |
14 | 4247a38b27 |
15 | 238ba99632 |
hex | 140a8216ff |
86075643647 has 16 divisors (see below), whose sum is σ = 106188848640. Its totient is φ = 68137837152.
The previous prime is 86075643637. The next prime is 86075643653. The reversal of 86075643647 is 74634657068.
It is a de Polignac number, because none of the positive numbers 2k-86075643647 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 86075643592 and 86075643601.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (86075643637) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9213113 + ... + 9222450.
It is an arithmetic number, because the mean of its divisors is an integer number (6636803040).
Almost surely, 286075643647 is an apocalyptic number.
86075643647 is a deficient number, since it is larger than the sum of its proper divisors (20113204993).
86075643647 is a wasteful number, since it uses less digits than its factorization.
86075643647 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 18435622.
The product of its (nonzero) digits is 20321280, while the sum is 56.
The spelling of 86075643647 in words is "eighty-six billion, seventy-five million, six hundred forty-three thousand, six hundred forty-seven".
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