Base | Representation |
---|---|
bin | 10111011110111010100… |
… | …01111000111101010000 |
3 | 2212010200020202220211110 |
4 | 23233131101320331100 |
5 | 101204433030320312 |
6 | 1414401021013320 |
7 | 112203011134566 |
oct | 13573521707520 |
9 | 2763606686743 |
10 | 806871338832 |
11 | 291212921319 |
12 | 1104636b4240 |
13 | 5b11a715340 |
14 | 2b0a4b8da36 |
15 | 15ec669443c |
hex | bbdd478f50 |
806871338832 has 160 divisors (see below), whose sum is σ = 2302584875136. Its totient is φ = 241888665600.
The previous prime is 806871338831. The next prime is 806871338839. The reversal of 806871338832 is 238833178608.
It is a super-2 number, since 2×8068713388322 (a number of 25 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (806871338831) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 19448703 + ... + 19490145.
Almost surely, 2806871338832 is an apocalyptic number.
806871338832 is a gapful number since it is divisible by the number (82) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 806871338832, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1151292437568).
806871338832 is an abundant number, since it is smaller than the sum of its proper divisors (1495713536304).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
806871338832 is a wasteful number, since it uses less digits than its factorization.
806871338832 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 42269 (or 42263 counting only the distinct ones).
The product of its (nonzero) digits is 9289728, while the sum is 57.
The spelling of 806871338832 in words is "eight hundred six billion, eight hundred seventy-one million, three hundred thirty-eight thousand, eight hundred thirty-two".
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