Base | Representation |
---|---|
bin | 1001001011111011101100… |
… | …00000110010001001110000 |
3 | 2122112012212010122221202002 |
4 | 10211331312000302021300 |
5 | 10121434040021010000 |
6 | 110544150330313132 |
7 | 4153326562155554 |
oct | 445756600621160 |
9 | 78465763587662 |
10 | 20201211110000 |
11 | 6489316033098 |
12 | 23231688887a8 |
13 | b36c734b723b |
14 | 4dba5b121864 |
15 | 25072e7dc8d5 |
hex | 125f76032270 |
20201211110000 has 50 divisors (see below), whose sum is σ = 48909152242632. Its totient is φ = 8080484440000.
The previous prime is 20201211109999. The next prime is 20201211110009. The reversal of 20201211110000 is 1111210202.
It is a tau number, because it is divible by the number of its divisors (50).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20201211110009) by changing a digit.
It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 1010050556 + ... + 1010070555.
Almost surely, 220201211110000 is an apocalyptic number.
20201211110000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
20201211110000 is an abundant number, since it is smaller than the sum of its proper divisors (28707941132632).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20201211110000 is an equidigital number, since it uses as much as digits as its factorization.
20201211110000 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2020121139 (or 2020121118 counting only the distinct ones).
The product of its (nonzero) digits is 8, while the sum is 11.
Adding to 20201211110000 its reverse (1111210202), we get a palindrome (20202322320202).
The spelling of 20201211110000 in words is "twenty trillion, two hundred one billion, two hundred eleven million, one hundred ten thousand".
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