Base | Representation |
---|---|
bin | 1011110000111111110… |
… | …0101001100101100101 |
3 | 201022201212011201120000 |
4 | 2330033330221211211 |
5 | 11302431020121013 |
6 | 232505133131513 |
7 | 20413665215460 |
oct | 2741774514545 |
9 | 638655151500 |
10 | 202131020133 |
11 | 787a5767169 |
12 | 33211329b99 |
13 | 160a397b433 |
14 | 9ad71242d7 |
15 | 53d05b7973 |
hex | 2f0ff29965 |
202131020133 has 80 divisors (see below), whose sum is σ = 358308994560. Its totient is φ = 111106598400.
The previous prime is 202131020123. The next prime is 202131020171. The reversal of 202131020133 is 331020131202.
202131020133 is a `hidden beast` number, since 202 + 1 + 310 + 20 + 133 = 666.
It is not a de Polignac number, because 202131020133 - 210 = 202131019109 is a prime.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (202131020123) by changing a digit.
It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 4433373 + ... + 4478733.
It is an arithmetic number, because the mean of its divisors is an integer number (4478862432).
Almost surely, 2202131020133 is an apocalyptic number.
It is an amenable number.
202131020133 is a deficient number, since it is larger than the sum of its proper divisors (156177974427).
202131020133 is a wasteful number, since it uses less digits than its factorization.
202131020133 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 45680 (or 45671 counting only the distinct ones).
The product of its (nonzero) digits is 216, while the sum is 18.
Adding to 202131020133 its reverse (331020131202), we get a palindrome (533151151335).
The spelling of 202131020133 in words is "two hundred two billion, one hundred thirty-one million, twenty thousand, one hundred thirty-three".
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