Base | Representation |
---|---|
bin | 10010111011010110… |
… | …011110111001111100 |
3 | 1221110100111120022210 |
4 | 102323112132321330 |
5 | 313110203233312 |
6 | 13200350340420 |
7 | 1316424343131 |
oct | 227326367174 |
9 | 57410446283 |
10 | 20323102332 |
11 | 8689952645 |
12 | 3b321ba710 |
13 | 1bbb603c50 |
14 | dab190588 |
15 | 7de2dee3c |
hex | 4bb59ee7c |
20323102332 has 192 divisors, whose sum is σ = 53761809024. Its totient is φ = 5933813760.
The previous prime is 20323102223. The next prime is 20323102379. The reversal of 20323102332 is 23320132302.
It is a junction number, because it is equal to n+sod(n) for n = 20323102299 and 20323102308.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 69361978 + ... + 69362270.
It is an arithmetic number, because the mean of its divisors is an integer number (280009422).
Almost surely, 220323102332 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 20323102332, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (26880904512).
20323102332 is an abundant number, since it is smaller than the sum of its proper divisors (33438706692).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20323102332 is a wasteful number, since it uses less digits than its factorization.
20323102332 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 608 (or 606 counting only the distinct ones).
The product of its (nonzero) digits is 1296, while the sum is 21.
Adding to 20323102332 its reverse (23320132302), we get a palindrome (43643234634).
The spelling of 20323102332 in words is "twenty billion, three hundred twenty-three million, one hundred two thousand, three hundred thirty-two".
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