Base | Representation |
---|---|
bin | 101000011001001100… |
… | …1110100001000110100 |
3 | 22021220101222020201020 |
4 | 1100302121310020310 |
5 | 2410123203131001 |
6 | 103503341501140 |
7 | 6160423053321 |
oct | 1206231641064 |
9 | 267811866636 |
10 | 86744973876 |
11 | 33874304860 |
12 | 1498a8717b0 |
13 | 8245658712 |
14 | 42ac8abb48 |
15 | 23ca70e736 |
hex | 1432674234 |
86744973876 has 48 divisors (see below), whose sum is σ = 223600419840. Its totient is φ = 25953613920.
The previous prime is 86744973793. The next prime is 86744973881. The reversal of 86744973876 is 67837944768.
It is a happy number.
It is a self number, because there is not a number n which added to its sum of digits gives 86744973876.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4148806 + ... + 4169661.
It is an arithmetic number, because the mean of its divisors is an integer number (4658342080).
Almost surely, 286744973876 is an apocalyptic number.
It is an amenable number.
86744973876 is an abundant number, since it is smaller than the sum of its proper divisors (136855445964).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
86744973876 is a wasteful number, since it uses less digits than its factorization.
86744973876 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8318564 (or 8318562 counting only the distinct ones).
The product of its digits is 341397504, while the sum is 69.
The spelling of 86744973876 in words is "eighty-six billion, seven hundred forty-four million, nine hundred seventy-three thousand, eight hundred seventy-six".
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