Base | Representation |
---|---|
bin | 11101111010100000… |
… | …001100010000001101 |
3 | 10001220111111121002221 |
4 | 131322200030100031 |
5 | 1011240211431341 |
6 | 22431123415341 |
7 | 2214651515656 |
oct | 357240142015 |
9 | 101814447087 |
10 | 32120030221 |
11 | 12692a13124 |
12 | 6284b24551 |
13 | 304b677056 |
14 | 17a9c2a52d |
15 | c7eceaed1 |
hex | 77a80c40d |
32120030221 has 8 divisors (see below), whose sum is σ = 34000354080. Its totient is φ = 30291222192.
The previous prime is 32120030207. The next prime is 32120030251. The reversal of 32120030221 is 12203002123.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 32120030221 - 215 = 32119997453 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 32120030195 and 32120030204.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (32120030251) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12877675 + ... + 12880168.
It is an arithmetic number, because the mean of its divisors is an integer number (4250044260).
Almost surely, 232120030221 is an apocalyptic number.
It is an amenable number.
32120030221 is a deficient number, since it is larger than the sum of its proper divisors (1880323859).
32120030221 is a wasteful number, since it uses less digits than its factorization.
32120030221 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 25757915.
The product of its (nonzero) digits is 144, while the sum is 16.
Adding to 32120030221 its reverse (12203002123), we get a palindrome (44323032344).
The spelling of 32120030221 in words is "thirty-two billion, one hundred twenty million, thirty thousand, two hundred twenty-one".
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