Base | Representation |
---|---|
bin | 10010101110001000… |
… | …110000010111001011 |
3 | 1220212220022220220201 |
4 | 102232020300113023 |
5 | 312131424300021 |
6 | 13122350433031 |
7 | 1311063036520 |
oct | 225610602713 |
9 | 56786286821 |
10 | 20101400011 |
11 | 8585797390 |
12 | 3a8bb02777 |
13 | 1b846bb744 |
14 | d8995d147 |
15 | 7c9aea591 |
hex | 4ae2305cb |
20101400011 has 16 divisors (see below), whose sum is σ = 25143148800. Its totient is φ = 15612389280.
The previous prime is 20101399973. The next prime is 20101400023. The reversal of 20101400011 is 11000410102.
It is a cyclic number.
It is not a de Polignac number, because 20101400011 - 29 = 20101399499 is a prime.
It is not an unprimeable number, because it can be changed into a prime (20101400041) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 401536 + ... + 448813.
It is an arithmetic number, because the mean of its divisors is an integer number (1571446800).
Almost surely, 220101400011 is an apocalyptic number.
20101400011 is a deficient number, since it is larger than the sum of its proper divisors (5041748789).
20101400011 is a wasteful number, since it uses less digits than its factorization.
20101400011 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 850674.
The product of its (nonzero) digits is 8, while the sum is 10.
Adding to 20101400011 its reverse (11000410102), we get a palindrome (31101810113).
The spelling of 20101400011 in words is "twenty billion, one hundred one million, four hundred thousand, eleven".
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