Base | Representation |
---|---|
bin | 1010001100000… |
… | …10011110110111 |
3 | 12221211021120122 |
4 | 11012002132313 |
5 | 133340002421 |
6 | 12251522155 |
7 | 2055322040 |
oct | 506023667 |
9 | 187737518 |
10 | 85469111 |
11 | 44277232 |
12 | 2475935b |
13 | 14926850 |
14 | b4cb8c7 |
15 | 77842ab |
hex | 51827b7 |
85469111 has 16 divisors (see below), whose sum is σ = 106982400. Its totient is φ = 66473568.
The previous prime is 85469089. The next prime is 85469123. The reversal of 85469111 is 11196458.
It is a de Polignac number, because none of the positive numbers 2k-85469111 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (85469141) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2591 + ... + 13328.
It is an arithmetic number, because the mean of its divisors is an integer number (6686400).
Almost surely, 285469111 is an apocalyptic number.
85469111 is a deficient number, since it is larger than the sum of its proper divisors (21513289).
85469111 is a wasteful number, since it uses less digits than its factorization.
85469111 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 15998.
The product of its digits is 8640, while the sum is 35.
The square root of 85469111 is about 9244.9505677424. The cubic root of 85469111 is about 440.4903469372.
The spelling of 85469111 in words is "eighty-five million, four hundred sixty-nine thousand, one hundred eleven".
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