Base | Representation |
---|---|
bin | 100111101000110… |
… | …0101111010001100 |
3 | 10102200122121011212 |
4 | 1033101211322030 |
5 | 10210440334123 |
6 | 335550433552 |
7 | 44646625250 |
oct | 11721457214 |
9 | 3380577155 |
10 | 1330011788 |
11 | 6228365a6 |
12 | 3115028b8 |
13 | 182715431 |
14 | c88d4260 |
15 | 7bb6c878 |
hex | 4f465e8c |
1330011788 has 12 divisors (see below), whose sum is σ = 2660023632. Its totient is φ = 570005040.
The previous prime is 1330011773. The next prime is 1330011791. The reversal of 1330011788 is 8871100331.
1330011788 is an admirable number.
It is a hoax number, since the sum of its digits (32) coincides with the sum of the digits of its distinct prime factors.
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, 23750183 + ... + 23750238.
It is an arithmetic number, because the mean of its divisors is an integer number (221668636).
Almost surely, 21330011788 is an apocalyptic number.
It is an amenable number.
1330011788 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1330011788 is a wasteful number, since it uses less digits than its factorization.
1330011788 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 47500432 (or 47500430 counting only the distinct ones).
The product of its (nonzero) digits is 4032, while the sum is 32.
The square root of 1330011788 is about 36469.3266732469. The cubic root of 1330011788 is about 1099.7276978871.
The spelling of 1330011788 in words is "one billion, three hundred thirty million, eleven thousand, seven hundred eighty-eight".
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