Base | Representation |
---|---|
bin | 10111100000110000000… |
… | …00101001110000010100 |
3 | 2212020012220212020010110 |
4 | 23300120000221300110 |
5 | 101213442302111420 |
6 | 1415042500123020 |
7 | 112236304305363 |
oct | 13603000516024 |
9 | 2766186766113 |
10 | 807856675860 |
11 | 29167903a643 |
12 | 110699696470 |
13 | 5b2468ba3c0 |
14 | 2b1599a17da |
15 | 16032e2aee0 |
hex | bc18029c14 |
807856675860 has 192 divisors, whose sum is σ = 2447187095808. Its totient is φ = 197945389056.
The previous prime is 807856675799. The next prime is 807856675867. The reversal of 807856675860 is 68576658708.
It is a junction number, because it is equal to n+sod(n) for n = 807856675791 and 807856675800.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (807856675867) by changing a digit.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 272646739 + ... + 272649701.
It is an arithmetic number, because the mean of its divisors is an integer number (12745766124).
Almost surely, 2807856675860 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 807856675860, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1223593547904).
807856675860 is an abundant number, since it is smaller than the sum of its proper divisors (1639330419948).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
807856675860 is a wasteful number, since it uses less digits than its factorization.
807856675860 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4474 (or 4472 counting only the distinct ones).
The product of its (nonzero) digits is 135475200, while the sum is 66.
The spelling of 807856675860 in words is "eight hundred seven billion, eight hundred fifty-six million, six hundred seventy-five thousand, eight hundred sixty".
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