Base | Representation |
---|---|
bin | 1010001001001… |
… | …01000101101110 |
3 | 12221002211211121 |
4 | 11010211011232 |
5 | 133240232244 |
6 | 12235411154 |
7 | 2052136546 |
oct | 504450556 |
9 | 187084747 |
10 | 85086574 |
11 | 44035891 |
12 | 245b3aba |
13 | 148216b1 |
14 | b42c326 |
15 | 770ac84 |
hex | 512516e |
85086574 has 4 divisors (see below), whose sum is σ = 127629864. Its totient is φ = 42543286.
The previous prime is 85086539. The next prime is 85086587. The reversal of 85086574 is 47568058.
It is a semiprime because it is the product of two primes.
It is a self number, because there is not a number n which added to its sum of digits gives 85086574.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21271642 + ... + 21271645.
It is an arithmetic number, because the mean of its divisors is an integer number (31907466).
Almost surely, 285086574 is an apocalyptic number.
85086574 is a deficient number, since it is larger than the sum of its proper divisors (42543290).
85086574 is a wasteful number, since it uses less digits than its factorization.
85086574 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 42543289.
The product of its (nonzero) digits is 268800, while the sum is 43.
The square root of 85086574 is about 9224.2383967458. The cubic root of 85086574 is about 439.8321915185.
The spelling of 85086574 in words is "eighty-five million, eighty-six thousand, five hundred seventy-four".
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