Base | Representation |
---|---|
bin | 1100110100110110… |
… | …10010100011010000 |
3 | 122202212212111220002 |
4 | 12122123102203100 |
5 | 103100231444212 |
6 | 3055134505132 |
7 | 332431303622 |
oct | 63233224320 |
9 | 18685774802 |
10 | 6885812432 |
11 | 2a13952884 |
12 | 14020651a8 |
13 | 859765835 |
14 | 494714c12 |
15 | 2a47b0ac2 |
hex | 19a6d28d0 |
6885812432 has 40 divisors (see below), whose sum is σ = 13881243240. Its totient is φ = 3304931840.
The previous prime is 6885812393. The next prime is 6885812467. The reversal of 6885812432 is 2342185886.
It can be written as a sum of positive squares in 4 ways, for example, as 4206300736 + 2679511696 = 64856^2 + 51764^2 .
It is a congruent number.
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, 37382 + ... + 123162.
It is an arithmetic number, because the mean of its divisors is an integer number (347031081).
Almost surely, 26885812432 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 6885812432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6940621620).
6885812432 is an abundant number, since it is smaller than the sum of its proper divisors (6995430808).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
6885812432 is a wasteful number, since it uses less digits than its factorization.
6885812432 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 85991 (or 85985 counting only the distinct ones).
The product of its digits is 737280, while the sum is 47.
The square root of 6885812432 is about 82980.7955613828. The cubic root of 6885812432 is about 1902.4725365000.
The spelling of 6885812432 in words is "six billion, eight hundred eighty-five million, eight hundred twelve thousand, four hundred thirty-two".
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