Base | Representation |
---|---|
bin | 10010101000110000… |
… | …010100111001110110 |
3 | 1220122121102201022110 |
4 | 102220300110321312 |
5 | 311440321010011 |
6 | 13105403311450 |
7 | 1305615425406 |
oct | 225060247166 |
9 | 56577381273 |
10 | 20011110006 |
11 | 8539828148 |
12 | 3a6581b586 |
13 | 1b6ba977c4 |
14 | d7b978806 |
15 | 7c1c12ba6 |
hex | 4a8c14e76 |
20011110006 has 64 divisors (see below), whose sum is σ = 43322895360. Its totient is φ = 6138063360.
The previous prime is 20011109971. The next prime is 20011110019. The reversal of 20011110006 is 60001111002.
It is a happy number.
It is a junction number, because it is equal to n+sod(n) for n = 20011109973 and 20011110000.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6993016 + ... + 6995876.
It is an arithmetic number, because the mean of its divisors is an integer number (676920240).
Almost surely, 220011110006 is an apocalyptic number.
20011110006 is an abundant number, since it is smaller than the sum of its proper divisors (23311785354).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20011110006 is a wasteful number, since it uses less digits than its factorization.
20011110006 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4389.
The product of its (nonzero) digits is 12, while the sum is 12.
Adding to 20011110006 its reverse (60001111002), we get a palindrome (80012221008).
The spelling of 20011110006 in words is "twenty billion, eleven million, one hundred ten thousand, six".
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