Base | Representation |
---|---|
bin | 1010001111011… |
… | …01111001000100 |
3 | 12222122122002001 |
4 | 11013231321010 |
5 | 133443042220 |
6 | 12305155044 |
7 | 2062133506 |
oct | 507557104 |
9 | 188578061 |
10 | 85909060 |
11 | 44547826 |
12 | 2492ba84 |
13 | 14a4bb83 |
14 | b5a3d76 |
15 | 781e80a |
hex | 51ede44 |
85909060 has 24 divisors (see below), whose sum is σ = 186230016. Its totient is φ = 33254880.
The previous prime is 85909027. The next prime is 85909073. The reversal of 85909060 is 6090958.
It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 68662 + ... + 69901.
It is an arithmetic number, because the mean of its divisors is an integer number (7759584).
Almost surely, 285909060 is an apocalyptic number.
It is an amenable number.
85909060 is an abundant number, since it is smaller than the sum of its proper divisors (100320956).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
85909060 is a wasteful number, since it uses less digits than its factorization.
85909060 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 138603 (or 138601 counting only the distinct ones).
The product of its (nonzero) digits is 19440, while the sum is 37.
The square root of 85909060 is about 9268.7140424117. The cubic root of 85909060 is about 441.2448562506.
The spelling of 85909060 in words is "eighty-five million, nine hundred nine thousand, sixty".
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