Base | Representation |
---|---|
bin | 10010101111001111… |
… | …110101100000110100 |
3 | 1220221012101121000201 |
4 | 102233033311200310 |
5 | 312201212031312 |
6 | 13124254050244 |
7 | 1311410314210 |
oct | 225717654064 |
9 | 56835347021 |
10 | 20120033332 |
11 | 8595263923 |
12 | 3a961a9984 |
13 | 1b88513a89 |
14 | d8c20d940 |
15 | 7cb57b557 |
hex | 4af3f5834 |
20120033332 has 24 divisors (see below), whose sum is σ = 40899743360. Its totient is φ = 8481512160.
The previous prime is 20120033303. The next prime is 20120033333. The reversal of 20120033332 is 23333002102.
It is a happy number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20120033333) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5888232 + ... + 5891647.
Almost surely, 220120033332 is an apocalyptic number.
It is an amenable number.
20120033332 is an abundant number, since it is smaller than the sum of its proper divisors (20779710028).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20120033332 is a wasteful number, since it uses less digits than its factorization.
20120033332 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 11779951 (or 11779949 counting only the distinct ones).
The product of its (nonzero) digits is 648, while the sum is 19.
Adding to 20120033332 its reverse (23333002102), we get a palindrome (43453035434).
The spelling of 20120033332 in words is "twenty billion, one hundred twenty million, thirty-three thousand, three hundred thirty-two".
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