Base | Representation |
---|---|
bin | 100111111001001011… |
… | …0111110101011101011 |
3 | 22012010112010202022002 |
4 | 1033302112332223223 |
5 | 2400423121120221 |
6 | 103204555521215 |
7 | 6121665065645 |
oct | 1176226765353 |
9 | 265115122262 |
10 | 85670488811 |
11 | 33372837276 |
12 | 1472aa5920b |
13 | 8103b6c43b |
14 | 4209cd1895 |
15 | 236621880b |
hex | 13f25beaeb |
85670488811 has 8 divisors (see below), whose sum is σ = 86124924864. Its totient is φ = 85217097600.
The previous prime is 85670488763. The next prime is 85670488819. The reversal of 85670488811 is 11888407658.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-85670488811 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (85670488819) 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, 96515 + ... + 425036.
It is an arithmetic number, because the mean of its divisors is an integer number (10765615608).
Almost surely, 285670488811 is an apocalyptic number.
85670488811 is a deficient number, since it is larger than the sum of its proper divisors (454436053).
85670488811 is a wasteful number, since it uses less digits than its factorization.
85670488811 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 522421.
The product of its (nonzero) digits is 3440640, while the sum is 56.
The spelling of 85670488811 in words is "eighty-five billion, six hundred seventy million, four hundred eighty-eight thousand, eight hundred eleven".
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