Base | Representation |
---|---|
bin | 110100101001010111011001… |
… | …000001100101100111001110 |
3 | 1010100211002212200211221222021 |
4 | 310221113121001211213032 |
5 | 220322032013424012032 |
6 | 2140240252050440354 |
7 | 66525200434451641 |
oct | 6451273101454716 |
9 | 1110732780757867 |
10 | 231541033032142 |
11 | 6785a0009800a9 |
12 | 21b762535930ba |
13 | 9c272c1bcb2b2 |
14 | 41269080b3a58 |
15 | 1bb7da8753097 |
hex | d295d90659ce |
231541033032142 has 16 divisors (see below), whose sum is σ = 366852709504512. Its totient is φ = 109430495730360.
The previous prime is 231541033032107. The next prime is 231541033032167. The reversal of 231541033032142 is 241230330145132.
231541033032142 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a super-2 number, since 2×2315410330321422 (a number of 30 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 231541033032098 and 231541033032107.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 43424797228 + ... + 43424802559.
It is an arithmetic number, because the mean of its divisors is an integer number (22928294344032).
Almost surely, 2231541033032142 is an apocalyptic number.
231541033032142 is a deficient number, since it is larger than the sum of its proper divisors (135311676472370).
231541033032142 is a wasteful number, since it uses less digits than its factorization.
231541033032142 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 86849599863.
The product of its (nonzero) digits is 51840, while the sum is 34.
Adding to 231541033032142 its reverse (241230330145132), we get a palindrome (472771363177274).
The spelling of 231541033032142 in words is "two hundred thirty-one trillion, five hundred forty-one billion, thirty-three million, thirty-two thousand, one hundred forty-two".
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