Base | Representation |
---|---|
bin | 1011111000101101110… |
… | …1001000000100000111 |
3 | 201112002021012212111020 |
4 | 2332023131020010013 |
5 | 11321202000144033 |
6 | 233450513442223 |
7 | 20516225655444 |
oct | 2761335100407 |
9 | 645067185436 |
10 | 204203131143 |
11 | 79669386900 |
12 | 336ab270373 |
13 | 1634405311b |
14 | 9c523d09cb |
15 | 54a24716b3 |
hex | 2f8b748107 |
204203131143 has 48 divisors (see below), whose sum is σ = 303521611008. Its totient is φ = 122012352000.
The previous prime is 204203131117. The next prime is 204203131157. The reversal of 204203131143 is 341131302402.
It is a happy number.
It is not a de Polignac number, because 204203131143 - 210 = 204203130119 is a prime.
It is a super-3 number, since 3×2042031311433 (a number of 35 digits) contains 333 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (204203131163) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 9249468 + ... + 9271518.
It is an arithmetic number, because the mean of its divisors is an integer number (6323366896).
Almost surely, 2204203131143 is an apocalyptic number.
204203131143 is a deficient number, since it is larger than the sum of its proper divisors (99318479865).
204203131143 is a wasteful number, since it uses less digits than its factorization.
204203131143 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 22436 (or 22425 counting only the distinct ones).
The product of its (nonzero) digits is 1728, while the sum is 24.
Adding to 204203131143 its reverse (341131302402), we get a palindrome (545334433545).
The spelling of 204203131143 in words is "two hundred four billion, two hundred three million, one hundred thirty-one thousand, one hundred forty-three".
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