Base | Representation |
---|---|
bin | 10110010111101101… |
… | …11011110011111001 |
3 | 1011000000010210221100 |
4 | 23023312323303321 |
5 | 144044042011301 |
6 | 5303430202013 |
7 | 603423152355 |
oct | 131366736371 |
9 | 34000123840 |
10 | 12010110201 |
11 | 5103437611 |
12 | 23b21b3309 |
13 | 11952945ab |
14 | 81d0d0465 |
15 | 4a45bb286 |
hex | 2cbdbbcf9 |
12010110201 has 12 divisors (see below), whose sum is σ = 17816800612. Its totient is φ = 7790341536.
The previous prime is 12010110191. The next prime is 12010110223. The reversal of 12010110201 is 10201101021.
It is a happy number.
It can be written as a sum of positive squares in 2 ways, for example, as 8416227600 + 3593882601 = 91740^2 + 59949^2 .
It is not a de Polignac number, because 12010110201 - 26 = 12010110137 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (9).
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (12010110001) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 18032866 + ... + 18033531.
Almost surely, 212010110201 is an apocalyptic number.
It is an amenable number.
12010110201 is a deficient number, since it is larger than the sum of its proper divisors (5806690411).
12010110201 is a wasteful number, since it uses less digits than its factorization.
12010110201 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 36066440 (or 36066437 counting only the distinct ones).
The product of its (nonzero) digits is 4, while the sum is 9.
Adding to 12010110201 its reverse (10201101021), we get a palindrome (22211211222).
The spelling of 12010110201 in words is "twelve billion, ten million, one hundred ten thousand, two hundred one".
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