Base | Representation |
---|---|
bin | 10010110100000001… |
… | …010001010101010001 |
3 | 1221010210001110111100 |
4 | 102310001101111101 |
5 | 312332211214301 |
6 | 13140234135013 |
7 | 1313402012220 |
oct | 226401212521 |
9 | 57123043440 |
10 | 20200101201 |
11 | 8626481015 |
12 | 3ab8b81469 |
13 | 1b9bc99007 |
14 | d98ad2cb7 |
15 | 7d35e5286 |
hex | 4b4051551 |
20200101201 has 24 divisors (see below), whose sum is σ = 33570014400. Its totient is φ = 11465440416.
The previous prime is 20200101193. The next prime is 20200101211. The reversal of 20200101201 is 10210100202.
It is not a de Polignac number, because 20200101201 - 23 = 20200101193 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (9).
It is not an unprimeable number, because it can be changed into a prime (20200101211) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1066575 + ... + 1085348.
It is an arithmetic number, because the mean of its divisors is an integer number (1398750600).
Almost surely, 220200101201 is an apocalyptic number.
20200101201 is a gapful number since it is divisible by the number (21) formed by its first and last digit.
It is an amenable number.
20200101201 is a deficient number, since it is larger than the sum of its proper divisors (13369913199).
20200101201 is a wasteful number, since it uses less digits than its factorization.
20200101201 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2152085 (or 2152082 counting only the distinct ones).
The product of its (nonzero) digits is 8, while the sum is 9.
Adding to 20200101201 its reverse (10210100202), we get a palindrome (30410201403).
Subtracting from 20200101201 its reverse (10210100202), we obtain a palindrome (9990000999).
The spelling of 20200101201 in words is "twenty billion, two hundred million, one hundred one thousand, two hundred one".
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