Base | Representation |
---|---|
bin | 1010001111001… |
… | …01010101111011 |
3 | 12222120212001010 |
4 | 11013211111323 |
5 | 133440432133 |
6 | 12304325003 |
7 | 2061626433 |
oct | 507452573 |
9 | 188525033 |
10 | 85874043 |
11 | 44523492 |
12 | 24913763 |
13 | 14a38c58 |
14 | b5952c3 |
15 | 7814263 |
hex | 51e557b |
85874043 has 4 divisors (see below), whose sum is σ = 114498728. Its totient is φ = 57249360.
The previous prime is 85873961. The next prime is 85874051. The reversal of 85874043 is 34047858.
It is a semiprime because it is the product of two primes.
It is not a de Polignac number, because 85874043 - 29 = 85873531 is a prime.
It is a super-2 number, since 2×858740432 = 14748702522331698, which contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 85873992 and 85874010.
It is not an unprimeable number, because it can be changed into a prime (85874143) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14312338 + ... + 14312343.
It is an arithmetic number, because the mean of its divisors is an integer number (28624682).
Almost surely, 285874043 is an apocalyptic number.
85874043 is a deficient number, since it is larger than the sum of its proper divisors (28624685).
85874043 is a wasteful number, since it uses less digits than its factorization.
85874043 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 28624684.
The product of its (nonzero) digits is 107520, while the sum is 39.
The square root of 85874043 is about 9266.8248607600. The cubic root of 85874043 is about 441.1848968357.
The spelling of 85874043 in words is "eighty-five million, eight hundred seventy-four thousand, forty-three".
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