Base | Representation |
---|---|
bin | 1010001111100… |
… | …00011000101011 |
3 | 12222200011002101 |
4 | 11013300120223 |
5 | 133443404100 |
6 | 12305314231 |
7 | 2062205341 |
oct | 507603053 |
9 | 188604071 |
10 | 85919275 |
11 | 44554472 |
12 | 24935977 |
13 | 14a53710 |
14 | b5a7991 |
15 | 782286a |
hex | 51f062b |
85919275 has 24 divisors (see below), whose sum is σ = 121492224. Its totient is φ = 59712000.
The previous prime is 85919261. The next prime is 85919287. The reversal of 85919275 is 57291958.
It is not a de Polignac number, because 85919275 - 27 = 85919147 is a prime.
It is a Duffinian number.
It is an unprimeable number.
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 23 ways as a sum of consecutive naturals, for example, 2251 + ... + 13300.
It is an arithmetic number, because the mean of its divisors is an integer number (5062176).
Almost surely, 285919275 is an apocalyptic number.
85919275 is a gapful number since it is divisible by the number (85) formed by its first and last digit.
85919275 is a deficient number, since it is larger than the sum of its proper divisors (35572949).
85919275 is a wasteful number, since it uses less digits than its factorization.
85919275 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 15591 (or 15586 counting only the distinct ones).
The product of its digits is 226800, while the sum is 46.
The square root of 85919275 is about 9269.2650733486. The cubic root of 85919275 is about 441.2623442686.
The spelling of 85919275 in words is "eighty-five million, nine hundred nineteen thousand, two hundred seventy-five".
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