Base | Representation |
---|---|
bin | 11110001100011000… |
… | …100100010001001000 |
3 | 10002200101222201112101 |
4 | 132030120210101020 |
5 | 1012344011140240 |
6 | 22521001323144 |
7 | 2225253430411 |
oct | 361430442110 |
9 | 102611881471 |
10 | 32420021320 |
11 | 12827290955 |
12 | 63494964b4 |
13 | 3098870a8b |
14 | 17d79da808 |
15 | c9b30739a |
hex | 78c624448 |
32420021320 has 32 divisors (see below), whose sum is σ = 73311624000. Its totient is φ = 12902839488.
The previous prime is 32420021317. The next prime is 32420021321. The reversal of 32420021320 is 2312002423.
It is not an unprimeable number, because it can be changed into a prime (32420021321) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2028474 + ... + 2044393.
It is an arithmetic number, because the mean of its divisors is an integer number (2290988250).
Almost surely, 232420021320 is an apocalyptic number.
It is an amenable number.
32420021320 is an abundant number, since it is smaller than the sum of its proper divisors (40891602680).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
32420021320 is a wasteful number, since it uses less digits than its factorization.
32420021320 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4073077 (or 4073073 counting only the distinct ones).
The product of its (nonzero) digits is 576, while the sum is 19.
Adding to 32420021320 its reverse (2312002423), we get a palindrome (34732023743).
The spelling of 32420021320 in words is "thirty-two billion, four hundred twenty million, twenty-one thousand, three hundred twenty".
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