Base | Representation |
---|---|
bin | 100111101010111… |
… | …0010110101110010 |
3 | 10102202201120012201 |
4 | 1033111302311302 |
5 | 10211231111310 |
6 | 340030213414 |
7 | 44662163611 |
oct | 11725626562 |
9 | 3382646181 |
10 | 1331113330 |
11 | 623419168 |
12 | 31195426a |
13 | 182a0c931 |
14 | c8add878 |
15 | 7bcd8e3a |
hex | 4f572d72 |
1331113330 has 48 divisors (see below), whose sum is σ = 2470995072. Its totient is φ = 516206400.
The previous prime is 1331113283. The next prime is 1331113349. The reversal of 1331113330 is 333111331.
It is a happy number.
It is a junction number, because it is equal to n+sod(n) for n = 1331113298 and 1331113307.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3088215 + ... + 3088645.
It is an arithmetic number, because the mean of its divisors is an integer number (51479064).
Almost surely, 21331113330 is an apocalyptic number.
1331113330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
1331113330 is a deficient number, since it is larger than the sum of its proper divisors (1139881742).
1331113330 is an equidigital number, since it uses as much as digits as its factorization.
1331113330 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 643 (or 582 counting only the distinct ones).
The product of its (nonzero) digits is 243, while the sum is 19.
The square root of 1331113330 is about 36484.4258554249. The cubic root of 1331113330 is about 1100.0312194996.
Adding to 1331113330 its reverse (333111331), we get a palindrome (1664224661).
The spelling of 1331113330 in words is "one billion, three hundred thirty-one million, one hundred thirteen thousand, three hundred thirty".
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