Base | Representation |
---|---|
bin | 111111100100110… |
… | …0011110001001000 |
3 | 12111200000102001110 |
4 | 1333021203301020 |
5 | 13332100242412 |
6 | 551402050320 |
7 | 103602001434 |
oct | 17711436110 |
9 | 5450012043 |
10 | 2133212232 |
11 | 9a5162a18 |
12 | 4b64a99a0 |
13 | 27cc48c78 |
14 | 1634539c4 |
15 | c7427d3c |
hex | 7f263c48 |
2133212232 has 64 divisors (see below), whose sum is σ = 5620608000. Its totient is φ = 672819264.
The previous prime is 2133212197. The next prime is 2133212261. The reversal of 2133212232 is 2322123312.
It is a happy number.
It is a nude number because it is divisible by every one of its digits.
It is a junction number, because it is equal to n+sod(n) for n = 2133212199 and 2133212208.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 445869 + ... + 450627.
It is an arithmetic number, because the mean of its divisors is an integer number (87822000).
Almost surely, 22133212232 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 2133212232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2810304000).
2133212232 is an abundant number, since it is smaller than the sum of its proper divisors (3487395768).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2133212232 is a wasteful number, since it uses less digits than its factorization.
2133212232 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5770 (or 5766 counting only the distinct ones).
The product of its digits is 864, while the sum is 21.
The square root of 2133212232 is about 46186.7105561762. The cubic root of 2133212232 is about 1287.2948202524.
Adding to 2133212232 its reverse (2322123312), we get a palindrome (4455335544).
The spelling of 2133212232 in words is "two billion, one hundred thirty-three million, two hundred twelve thousand, two hundred thirty-two".
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