Base | Representation |
---|---|
bin | 10011000110001000… |
… | …100011011001110000 |
3 | 1221220221220010102120 |
4 | 103012020203121300 |
5 | 313443011000422 |
6 | 13230331514240 |
7 | 1324052060661 |
oct | 230610433160 |
9 | 57827803376 |
10 | 20504000112 |
11 | 8771a78842 |
12 | 3b828b8980 |
13 | 1c19c3065b |
14 | dc71dd368 |
15 | 80012445c |
hex | 4c6223670 |
20504000112 has 40 divisors (see below), whose sum is σ = 52974640656. Its totient is φ = 6833895936.
The previous prime is 20504000093. The next prime is 20504000113. The reversal of 20504000112 is 21100040502.
It is a junction number, because it is equal to n+sod(n) for n = 20504000091 and 20504000100.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20504000113) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 544188 + ... + 580644.
Almost surely, 220504000112 is an apocalyptic number.
It is an amenable number.
20504000112 is an abundant number, since it is smaller than the sum of its proper divisors (32470640544).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20504000112 is a wasteful number, since it uses less digits than its factorization.
20504000112 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 48185 (or 48179 counting only the distinct ones).
The product of its (nonzero) digits is 80, while the sum is 15.
Adding to 20504000112 its reverse (21100040502), we get a palindrome (41604040614).
The spelling of 20504000112 in words is "twenty billion, five hundred four million, one hundred twelve", and thus it is an aban number.
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