Base | Representation |
---|---|
bin | 10010101000110000… |
… | …010101011101101111 |
3 | 1220122121102211110112 |
4 | 102220300111131233 |
5 | 311440321043203 |
6 | 13105403330235 |
7 | 1305615435200 |
oct | 225060253557 |
9 | 56577384415 |
10 | 20011112303 |
11 | 8539829946 |
12 | 3a6582097b |
13 | 1b6ba98870 |
14 | d7b9795a7 |
15 | 7c1c136d8 |
hex | 4a8c1576f |
20011112303 has 48 divisors (see below), whose sum is σ = 27535979520. Its totient is φ = 14347295424.
The previous prime is 20011112279. The next prime is 20011112311. The reversal of 20011112303 is 30321111002.
It is not a de Polignac number, because 20011112303 - 28 = 20011112047 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20011112393) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 242426 + ... + 314312.
It is an arithmetic number, because the mean of its divisors is an integer number (573666240).
Almost surely, 220011112303 is an apocalyptic number.
20011112303 is a gapful number since it is divisible by the number (23) formed by its first and last digit.
20011112303 is a deficient number, since it is larger than the sum of its proper divisors (7524867217).
20011112303 is a wasteful number, since it uses less digits than its factorization.
20011112303 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 71956 (or 71949 counting only the distinct ones).
The product of its (nonzero) digits is 36, while the sum is 14.
Adding to 20011112303 its reverse (30321111002), we get a palindrome (50332223305).
The spelling of 20011112303 in words is "twenty billion, eleven million, one hundred twelve thousand, three hundred three".
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