Base | Representation |
---|---|
bin | 100111011011110… |
… | …1000110110010000 |
3 | 10102012211221020200 |
4 | 1032313220312100 |
5 | 10202220124310 |
6 | 335144535200 |
7 | 44535040335 |
oct | 11667506620 |
9 | 3365757220 |
10 | 1323208080 |
11 | 619a098a7 |
12 | 30b181500 |
13 | 1811a267c |
14 | c7a4298c |
15 | 7b2769c0 |
hex | 4ede8d90 |
1323208080 has 60 divisors (see below), whose sum is σ = 4443776220. Its totient is φ = 352855296.
The previous prime is 1323208079. The next prime is 1323208091. The reversal of 1323208080 is 808023231.
1323208080 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 2 ways, for example, as 1025024256 + 298183824 = 32016^2 + 17268^2 .
It is a tau number, because it is divible by the number of its divisors (60).
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 918175 + ... + 919614.
It is an arithmetic number, because the mean of its divisors is an integer number (74062937).
Almost surely, 21323208080 is an apocalyptic number.
1323208080 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1323208080 is an abundant number, since it is smaller than the sum of its proper divisors (3120568140).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1323208080 is a wasteful number, since it uses less digits than its factorization.
1323208080 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1837808 (or 1837799 counting only the distinct ones).
The product of its (nonzero) digits is 2304, while the sum is 27.
The square root of 1323208080 is about 36375.9272046775. The cubic root of 1323208080 is about 1097.8492631518.
The spelling of 1323208080 in words is "one billion, three hundred twenty-three million, two hundred eight thousand, eighty".
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