Base | Representation |
---|---|
bin | 1010001110111… |
… | …10010010101001 |
3 | 12222112101102102 |
4 | 11013132102221 |
5 | 133434021121 |
6 | 12303543145 |
7 | 2061446303 |
oct | 507362251 |
9 | 188471372 |
10 | 85845161 |
11 | 44503816 |
12 | 248baab5 |
13 | 14a28a6c |
14 | b588973 |
15 | 780a90b |
hex | 51de4a9 |
85845161 has 8 divisors (see below), whose sum is σ = 86643648. Its totient is φ = 85050000.
The previous prime is 85845127. The next prime is 85845167. The reversal of 85845161 is 16154858.
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 85845161 - 222 = 81650857 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (85845167) 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, 105446 + ... + 106256.
It is an arithmetic number, because the mean of its divisors is an integer number (10830456).
Almost surely, 285845161 is an apocalyptic number.
It is an amenable number.
85845161 is a deficient number, since it is larger than the sum of its proper divisors (798487).
85845161 is a wasteful number, since it uses less digits than its factorization.
85845161 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1663.
The product of its digits is 38400, while the sum is 38.
The square root of 85845161 is about 9265.2663750159. The cubic root of 85845161 is about 441.1354300797.
The spelling of 85845161 in words is "eighty-five million, eight hundred forty-five thousand, one hundred sixty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.067 sec. • engine limits •