Base | Representation |
---|---|
bin | 100111101000110… |
… | …0101011110100100 |
3 | 10102200122111202101 |
4 | 1033101211132210 |
5 | 10210440310040 |
6 | 335550421444 |
7 | 44646620143 |
oct | 11721453644 |
9 | 3380574671 |
10 | 1330010020 |
11 | 622835239 |
12 | 311501884 |
13 | 1827146a1 |
14 | c88d375a |
15 | 7bb6c09a |
hex | 4f4657a4 |
1330010020 has 12 divisors (see below), whose sum is σ = 2793021084. Its totient is φ = 532004000.
The previous prime is 1330009999. The next prime is 1330010039. The reversal of 1330010020 is 200100331.
It can be written as a sum of positive squares in 2 ways, for example, as 900360036 + 429649984 = 30006^2 + 20728^2 .
It is a Harshad number since it is a multiple of its sum of digits (10).
It is a junction number, because it is equal to n+sod(n) for n = 1330009979 and 1330010006.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33250231 + ... + 33250270.
It is an arithmetic number, because the mean of its divisors is an integer number (232751757).
Almost surely, 21330010020 is an apocalyptic number.
1330010020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1330010020 is an abundant number, since it is smaller than the sum of its proper divisors (1463011064).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1330010020 is a wasteful number, since it uses less digits than its factorization.
1330010020 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 66500510 (or 66500508 counting only the distinct ones).
The product of its (nonzero) digits is 18, while the sum is 10.
The square root of 1330010020 is about 36469.3024336907. The cubic root of 1330010020 is about 1099.7272105934.
Adding to 1330010020 its reverse (200100331), we get a palindrome (1530110351).
The spelling of 1330010020 in words is "one billion, three hundred thirty million, ten thousand, twenty".
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