Base | Representation |
---|---|
bin | 10011010101000100101110… |
… | …001001010001101000100111 |
3 | 102010222222102001211112100020 |
4 | 103111010232021101220213 |
5 | 42120310123314420231 |
6 | 500445313115250223 |
7 | 23622563235213606 |
oct | 2325045611215047 |
9 | 363888361745306 |
10 | 85011061873191 |
11 | 250a5a97214763 |
12 | 964b868749973 |
13 | 385867c90557c |
14 | 16dc7b3515a3d |
15 | 9c64ed36c396 |
hex | 4d512e251a27 |
85011061873191 has 32 divisors (see below), whose sum is σ = 123433133503680. Its totient is φ = 51825444489216.
The previous prime is 85011061873187. The next prime is 85011061873249. The reversal of 85011061873191 is 19137816011058.
It is not a de Polignac number, because 85011061873191 - 22 = 85011061873187 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (51).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (85011061873141) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 30432856 + ... + 33108621.
It is an arithmetic number, because the mean of its divisors is an integer number (3857285421990).
Almost surely, 285011061873191 is an apocalyptic number.
85011061873191 is a deficient number, since it is larger than the sum of its proper divisors (38422071630489).
85011061873191 is a wasteful number, since it uses less digits than its factorization.
85011061873191 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 63542243.
The product of its (nonzero) digits is 362880, while the sum is 51.
The spelling of 85011061873191 in words is "eighty-five trillion, eleven billion, sixty-one million, eight hundred seventy-three thousand, one hundred ninety-one".
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