Base | Representation |
---|---|
bin | 1010001010000… |
… | …00010110111111 |
3 | 12221022112001112 |
4 | 11011000112333 |
5 | 133302321041 |
6 | 12242032235 |
7 | 2053113314 |
oct | 505002677 |
9 | 187275045 |
10 | 85198271 |
11 | 441017a4 |
12 | 2464867b |
13 | 148604a2 |
14 | b45ad0b |
15 | 772ddeb |
hex | 51405bf |
85198271 has 8 divisors (see below), whose sum is σ = 91010304. Its totient is φ = 79475200.
The previous prime is 85198249. The next prime is 85198283. The reversal of 85198271 is 17289158.
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-85198271 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (85198471) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20255 + ... + 24096.
It is an arithmetic number, because the mean of its divisors is an integer number (11376288).
Almost surely, 285198271 is an apocalyptic number.
85198271 is a deficient number, since it is larger than the sum of its proper divisors (5812033).
85198271 is a wasteful number, since it uses less digits than its factorization.
85198271 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 44481.
The product of its digits is 40320, while the sum is 41.
The square root of 85198271 is about 9230.2909488271. The cubic root of 85198271 is about 440.0245699090.
The spelling of 85198271 in words is "eighty-five million, one hundred ninety-eight thousand, two hundred seventy-one".
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