Base | Representation |
---|---|
bin | 111111100100100… |
… | …1001001001101100 |
3 | 12111122210212111200 |
4 | 1333021021021230 |
5 | 13332033300322 |
6 | 551355445500 |
7 | 103601035542 |
oct | 17711111154 |
9 | 5448725450 |
10 | 2133103212 |
11 | 9a5099019 |
12 | 4b6456890 |
13 | 27cc0b466 |
14 | 163425d92 |
15 | c74058ac |
hex | 7f24926c |
2133103212 has 18 divisors (see below), whose sum is σ = 5392010988. Its totient is φ = 711034392.
The previous prime is 2133103201. The next prime is 2133103213. The reversal of 2133103212 is 2123013312.
2133103212 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.
It is a tau number, because it is divible by the number of its divisors (18).
It is a Harshad number since it is a multiple of its sum of digits (18).
It is not an unprimeable number, because it can be changed into a prime (2133103213) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 29626398 + ... + 29626469.
It is an arithmetic number, because the mean of its divisors is an integer number (299556166).
Almost surely, 22133103212 is an apocalyptic number.
It is an amenable number.
2133103212 is an abundant number, since it is smaller than the sum of its proper divisors (3258907776).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2133103212 is a wasteful number, since it uses less digits than its factorization.
2133103212 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 59252877 (or 59252872 counting only the distinct ones).
The product of its (nonzero) digits is 216, while the sum is 18.
The square root of 2133103212 is about 46185.5303314794. The cubic root of 2133103212 is about 1287.2728903713.
Adding to 2133103212 its reverse (2123013312), we get a palindrome (4256116524).
The spelling of 2133103212 in words is "two billion, one hundred thirty-three million, one hundred three thousand, two hundred twelve".
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