Base | Representation |
---|---|
bin | 110100101000110010001001… |
… | …011111101100000111001101 |
3 | 1010100200021122210111200121110 |
4 | 310220302021133230013031 |
5 | 220320403114233241031 |
6 | 2140210040023522233 |
7 | 66522253452566301 |
oct | 6450621137540715 |
9 | 1110607583450543 |
10 | 231501044040141 |
11 | 67844050160587 |
12 | 21b6a5532b9379 |
13 | 9c235bb201355 |
14 | 41249d316dd01 |
15 | 1bb6d17be2c46 |
hex | d28c897ec1cd |
231501044040141 has 16 divisors (see below), whose sum is σ = 308717212606208. Its totient is φ = 154309454395200.
The previous prime is 231501044040089. The next prime is 231501044040157. The reversal of 231501044040141 is 141040440105132.
231501044040141 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 231501044040141 - 226 = 231500976931277 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 231501044040099 and 231501044040108.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (231501044040341) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 493728351 + ... + 494197011.
It is an arithmetic number, because the mean of its divisors is an integer number (19294825787888).
Almost surely, 2231501044040141 is an apocalyptic number.
It is an amenable number.
231501044040141 is a deficient number, since it is larger than the sum of its proper divisors (77216168566067).
231501044040141 is a wasteful number, since it uses less digits than its factorization.
231501044040141 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 494532.
The product of its (nonzero) digits is 7680, while the sum is 30.
Adding to 231501044040141 its reverse (141040440105132), we get a palindrome (372541484145273).
The spelling of 231501044040141 in words is "two hundred thirty-one trillion, five hundred one billion, forty-four million, forty thousand, one hundred forty-one".
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