Base | Representation |
---|---|
bin | 1010001010100… |
… | …10101101101001 |
3 | 12221110100011220 |
4 | 11011102231221 |
5 | 133312222244 |
6 | 12243412253 |
7 | 2053545432 |
oct | 505225551 |
9 | 187410156 |
10 | 85273449 |
11 | 44153228 |
12 | 24684089 |
13 | 14888781 |
14 | b47a489 |
15 | 7746319 |
hex | 5152b69 |
85273449 has 8 divisors (see below), whose sum is σ = 115843392. Its totient is φ = 55776240.
The previous prime is 85273439. The next prime is 85273457. The reversal of 85273449 is 94437258.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 85273449 - 217 = 85142377 is a prime.
It is a super-2 number, since 2×852734492 = 14543122208711202, which contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 85273449.
It is not an unprimeable number, because it can be changed into a prime (85273439) 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, 267997 + ... + 268314.
It is an arithmetic number, because the mean of its divisors is an integer number (14480424).
Almost surely, 285273449 is an apocalyptic number.
It is an amenable number.
85273449 is a deficient number, since it is larger than the sum of its proper divisors (30569943).
85273449 is a wasteful number, since it uses less digits than its factorization.
85273449 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 536367.
The product of its digits is 241920, while the sum is 42.
The square root of 85273449 is about 9234.3624035447. The cubic root of 85273449 is about 440.1539561107.
The spelling of 85273449 in words is "eighty-five million, two hundred seventy-three thousand, four hundred forty-nine".
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