Base | Representation |
---|---|
bin | 1011101101101001010… |
… | …0001110010101011101 |
3 | 201020102011001122221200 |
4 | 2323122110032111131 |
5 | 11244110143332201 |
6 | 232235551350113 |
7 | 20352461143503 |
oct | 2733224162535 |
9 | 636364048850 |
10 | 201231230301 |
11 | 78383868802 |
12 | 32bbbb22339 |
13 | 15c8c42960a |
14 | 9a4d820673 |
15 | 537b5cd386 |
hex | 2eda50e55d |
201231230301 has 12 divisors (see below), whose sum is σ = 290919882240. Its totient is φ = 134037592200.
The previous prime is 201231230297. The next prime is 201231230303. The reversal of 201231230301 is 103032132102.
201231230301 is a `hidden beast` number, since 20 + 1 + 2 + 312 + 30 + 301 = 666.
It is not a de Polignac number, because 201231230301 - 22 = 201231230297 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (201231230303) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9702511 + ... + 9723228.
It is an arithmetic number, because the mean of its divisors is an integer number (24243323520).
Almost surely, 2201231230301 is an apocalyptic number.
It is an amenable number.
201231230301 is a deficient number, since it is larger than the sum of its proper divisors (89688651939).
201231230301 is a wasteful number, since it uses less digits than its factorization.
201231230301 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 19426896 (or 19426893 counting only the distinct ones).
The product of its (nonzero) digits is 216, while the sum is 18.
Adding to 201231230301 its reverse (103032132102), we get a palindrome (304263362403).
The spelling of 201231230301 in words is "two hundred one billion, two hundred thirty-one million, two hundred thirty thousand, three hundred one".
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