Base | Representation |
---|---|
bin | 10010101000110011… |
… | …110011001001101100 |
3 | 1220122200010222001020 |
4 | 102220303303021230 |
5 | 311441034122312 |
6 | 13105435014140 |
7 | 1305626236413 |
oct | 225063631154 |
9 | 56580128036 |
10 | 20012020332 |
11 | 853a29a087 |
12 | 3a65b9a350 |
13 | 1b6c025c65 |
14 | d7bb3447a |
15 | 7c1d4278c |
hex | 4a8cf326c |
20012020332 has 48 divisors (see below), whose sum is σ = 49170629760. Its totient is φ = 6317232768.
The previous prime is 20012020307. The next prime is 20012020361. The reversal of 20012020332 is 23302021002.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 658423 + ... + 688145.
It is an arithmetic number, because the mean of its divisors is an integer number (1024388120).
Almost surely, 220012020332 is an apocalyptic number.
It is an amenable number.
20012020332 is an abundant number, since it is smaller than the sum of its proper divisors (29158609428).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20012020332 is a wasteful number, since it uses less digits than its factorization.
20012020332 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 32702 (or 32700 counting only the distinct ones).
The product of its (nonzero) digits is 144, while the sum is 15.
Adding to 20012020332 its reverse (23302021002), we get a palindrome (43314041334).
The spelling of 20012020332 in words is "twenty billion, twelve million, twenty thousand, three hundred thirty-two".
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