Base | Representation |
---|---|
bin | 10010111011111001… |
… | …111111111000010000 |
3 | 1221111000000120101022 |
4 | 102323321333320100 |
5 | 313120044144212 |
6 | 13201322055012 |
7 | 1316566440233 |
oct | 227371777020 |
9 | 57430016338 |
10 | 20332412432 |
11 | 8694131442 |
12 | 3b3534a468 |
13 | 1bc0513797 |
14 | dac4d541a |
15 | 7e002d772 |
hex | 4bbe7fe10 |
20332412432 has 20 divisors (see below), whose sum is σ = 40664825856. Its totient is φ = 9838263840.
The previous prime is 20332412431. The next prime is 20332412453. The reversal of 20332412432 is 23421423302.
20332412432 is an admirable number.
It is not an unprimeable number, because it can be changed into a prime (20332412431) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20495888 + ... + 20496879.
Almost surely, 220332412432 is an apocalyptic number.
It is an amenable number.
20332412432 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20332412432 is a wasteful number, since it uses less digits than its factorization.
20332412432 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 40992806 (or 40992800 counting only the distinct ones).
The product of its (nonzero) digits is 6912, while the sum is 26.
Adding to 20332412432 its reverse (23421423302), we get a palindrome (43753835734).
The spelling of 20332412432 in words is "twenty billion, three hundred thirty-two million, four hundred twelve thousand, four hundred thirty-two".
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