Base | Representation |
---|---|
bin | 10010111010001010… |
… | …100110101000011000 |
3 | 1221101222001222120222 |
4 | 102322022212220120 |
5 | 313040110223112 |
6 | 13154400135212 |
7 | 1316063306036 |
oct | 227212465030 |
9 | 57358058528 |
10 | 20303211032 |
11 | 86796a6a55 |
12 | 3b27607508 |
13 | 1bb745b150 |
14 | da8693556 |
15 | 7dc6b1372 |
hex | 4ba2a6a18 |
20303211032 has 16 divisors (see below), whose sum is σ = 40996868640. Its totient is φ = 9370712736.
The previous prime is 20303211031. The next prime is 20303211041. The reversal of 20303211032 is 23011230302.
It is a self number, because there is not a number n which added to its sum of digits gives 20303211032.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20303211031) 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, 97611488 + ... + 97611695.
It is an arithmetic number, because the mean of its divisors is an integer number (2562304290).
Almost surely, 220303211032 is an apocalyptic number.
It is an amenable number.
20303211032 is an abundant number, since it is smaller than the sum of its proper divisors (20693657608).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20303211032 is a wasteful number, since it uses less digits than its factorization.
20303211032 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 195223202 (or 195223198 counting only the distinct ones).
The product of its (nonzero) digits is 216, while the sum is 17.
Adding to 20303211032 its reverse (23011230302), we get a palindrome (43314441334).
The spelling of 20303211032 in words is "twenty billion, three hundred three million, two hundred eleven thousand, thirty-two".
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