Base | Representation |
---|---|
bin | 10011010111100100101101… |
… | …010111111101000011101011 |
3 | 102011121101211010001110002101 |
4 | 103113210231113331003223 |
5 | 42131113432443320231 |
6 | 501100243204314231 |
7 | 23641154242130461 |
oct | 2327445527750353 |
9 | 364541733043071 |
10 | 85182847635691 |
11 | 2516192a861703 |
12 | 967900b3a2977 |
13 | 386b928806150 |
14 | 1706c2c3da831 |
15 | 9cac0485c661 |
hex | 4d792d5fd0eb |
85182847635691 has 16 divisors (see below), whose sum is σ = 95724231192576. Its totient is φ = 75211326644256.
The previous prime is 85182847635679. The next prime is 85182847635701. The reversal of 85182847635691 is 19653674828158.
It is a cyclic number.
It is not a de Polignac number, because 85182847635691 - 211 = 85182847633643 is a prime.
It is a super-2 number, since 2×851828476356912 (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 (85182847635601) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 138232126 + ... + 138846988.
It is an arithmetic number, because the mean of its divisors is an integer number (5982764449536).
Almost surely, 285182847635691 is an apocalyptic number.
85182847635691 is a deficient number, since it is larger than the sum of its proper divisors (10541383556885).
85182847635691 is a wasteful number, since it uses less digits than its factorization.
85182847635691 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1078242.
The product of its digits is 696729600, while the sum is 73.
The spelling of 85182847635691 in words is "eighty-five trillion, one hundred eighty-two billion, eight hundred forty-seven million, six hundred thirty-five thousand, six hundred ninety-one".
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