Base | Representation |
---|---|
bin | 10010111011011010… |
… | …000110110111011100 |
3 | 1221110102021211122010 |
4 | 102323122012313130 |
5 | 313110424134234 |
6 | 13200422551220 |
7 | 1316435411133 |
oct | 227332066734 |
9 | 57412254563 |
10 | 20324052444 |
11 | 868a441463 |
12 | 3b32598510 |
13 | 1bbb877547 |
14 | dab35a91a |
15 | 7de42b6e9 |
hex | 4bb686ddc |
20324052444 has 12 divisors (see below), whose sum is σ = 47422789064. Its totient is φ = 6774684144.
The previous prime is 20324052431. The next prime is 20324052499. The reversal of 20324052444 is 44425042302.
It is a tau number, because it is divible by the number of its divisors (12).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 846835507 + ... + 846835530.
Almost surely, 220324052444 is an apocalyptic number.
It is an amenable number.
20324052444 is an abundant number, since it is smaller than the sum of its proper divisors (27098736620).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20324052444 is a wasteful number, since it uses less digits than its factorization.
20324052444 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1693671044 (or 1693671042 counting only the distinct ones).
The product of its (nonzero) digits is 30720, while the sum is 30.
Adding to 20324052444 its reverse (44425042302), we get a palindrome (64749094746).
The spelling of 20324052444 in words is "twenty billion, three hundred twenty-four million, fifty-two thousand, four hundred forty-four".
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