Base | Representation |
---|---|
bin | 10010101001011101… |
… | …110001001000100000 |
3 | 1220200102211220122120 |
4 | 102221131301020200 |
5 | 312001343201422 |
6 | 13110510504240 |
7 | 1306121610522 |
oct | 225135611040 |
9 | 56612756576 |
10 | 20023022112 |
11 | 8545523965 |
12 | 3a69805080 |
13 | 1b713a87a2 |
14 | d7d399a12 |
15 | 7c2cb745c |
hex | 4a9771220 |
20023022112 has 48 divisors (see below), whose sum is σ = 52875208512. Its totient is φ = 6634369280.
The previous prime is 20023022099. The next prime is 20023022143. The reversal of 20023022112 is 21122032002.
It is a happy number.
It is a tau number, because it is divible by the number of its divisors (48).
It is a junction number, because it is equal to n+sod(n) for n = 20023022091 and 20023022100.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 608439 + ... + 640502.
It is an arithmetic number, because the mean of its divisors is an integer number (1101566844).
Almost surely, 220023022112 is an apocalyptic number.
It is an amenable number.
20023022112 is an abundant number, since it is smaller than the sum of its proper divisors (32852186400).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20023022112 is a wasteful number, since it uses less digits than its factorization.
20023022112 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1249121 (or 1249113 counting only the distinct ones).
The product of its (nonzero) digits is 96, while the sum is 15.
Adding to 20023022112 its reverse (21122032002), we get a palindrome (41145054114).
The spelling of 20023022112 in words is "twenty billion, twenty-three million, twenty-two thousand, one hundred twelve".
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