Base | Representation |
---|---|
bin | 110110011110010… |
… | …0001111010000000 |
3 | 11201101100012121221 |
4 | 1230330201322000 |
5 | 12220404304343 |
6 | 501212124424 |
7 | 63203046640 |
oct | 15474417200 |
9 | 4641305557 |
10 | 1827806848 |
11 | 85882737a |
12 | 430166714 |
13 | 2318a7a1a |
14 | 134a74520 |
15 | aa6ec5ed |
hex | 6cf21e80 |
1827806848 has 64 divisors (see below), whose sum is σ = 4258393920. Its totient is φ = 765112320.
The previous prime is 1827806807. The next prime is 1827806887. The reversal of 1827806848 is 8486087281.
It is a happy number.
It is a tau number, because it is divible by the number of its divisors (64).
It is a junction number, because it is equal to n+sod(n) for n = 1827806795 and 1827806804.
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, 14808 + ... + 62248.
It is an arithmetic number, because the mean of its divisors is an integer number (66537405).
Almost surely, 21827806848 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 1827806848, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2129196960).
1827806848 is an abundant number, since it is smaller than the sum of its proper divisors (2430587072).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1827806848 is an equidigital number, since it uses as much as digits as its factorization.
1827806848 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 47505 (or 47493 counting only the distinct ones).
The product of its (nonzero) digits is 1376256, while the sum is 52.
The square root of 1827806848 is about 42752.8577758259. The cubic root of 1827806848 is about 1222.6723754130.
The spelling of 1827806848 in words is "one billion, eight hundred twenty-seven million, eight hundred six thousand, eight hundred forty-eight".
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