Base | Representation |
---|---|
bin | 1010001110001… |
… | …00100100111000 |
3 | 12222100000221100 |
4 | 11013010210320 |
5 | 133422133312 |
6 | 12301411400 |
7 | 2060530233 |
oct | 507044470 |
9 | 188300840 |
10 | 85739832 |
11 | 44441672 |
12 | 24869b60 |
13 | 149bcb39 |
14 | b55c41a |
15 | 77d95dc |
hex | 51c4938 |
85739832 has 24 divisors (see below), whose sum is σ = 232212240. Its totient is φ = 28579920.
The previous prime is 85739779. The next prime is 85739839. The reversal of 85739832 is 23893758.
It is a tau number, because it is divible by the number of its divisors (24).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (85739839) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 595344 + ... + 595487.
It is an arithmetic number, because the mean of its divisors is an integer number (9675510).
Almost surely, 285739832 is an apocalyptic number.
It is an amenable number.
85739832 is an abundant number, since it is smaller than the sum of its proper divisors (146472408).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
85739832 is a wasteful number, since it uses less digits than its factorization.
85739832 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1190843 (or 1190836 counting only the distinct ones).
The product of its digits is 362880, while the sum is 45.
The square root of 85739832 is about 9259.5805520553. The cubic root of 85739832 is about 440.9549370093.
The spelling of 85739832 in words is "eighty-five million, seven hundred thirty-nine thousand, eight hundred thirty-two".
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