Base | Representation |
---|---|
bin | 1010001111001… |
… | …10110001000001 |
3 | 12222121011001001 |
4 | 11013212301001 |
5 | 133441123443 |
6 | 12304412001 |
7 | 2061652432 |
oct | 507466101 |
9 | 188534031 |
10 | 85879873 |
11 | 44527902 |
12 | 24917001 |
13 | 14a3b7c1 |
14 | b597489 |
15 | 7815d4d |
hex | 51e6c41 |
85879873 has 8 divisors (see below), whose sum is σ = 87274880. Its totient is φ = 84492720.
The previous prime is 85879853. The next prime is 85879877. The reversal of 85879873 is 37897858.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 85879873 - 25 = 85879841 is a prime.
It is a super-2 number, since 2×858798732 = 14750705172992258, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (85879877) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22483 + ... + 26023.
It is an arithmetic number, because the mean of its divisors is an integer number (10909360).
Almost surely, 285879873 is an apocalyptic number.
It is an amenable number.
85879873 is a deficient number, since it is larger than the sum of its proper divisors (1395007).
85879873 is a wasteful number, since it uses less digits than its factorization.
85879873 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3927.
The product of its digits is 3386880, while the sum is 55.
The square root of 85879873 is about 9267.1394183966. The cubic root of 85879873 is about 441.1948806432.
The spelling of 85879873 in words is "eighty-five million, eight hundred seventy-nine thousand, eight hundred seventy-three".
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