Base | Representation |
---|---|
bin | 11001101100010… |
… | …111100000100001 |
3 | 1010001010011120011 |
4 | 121230113200201 |
5 | 1340322423100 |
6 | 110435044521 |
7 | 13452646453 |
oct | 3154274041 |
9 | 1101104504 |
10 | 431061025 |
11 | 20136058a |
12 | 100440741 |
13 | 6b3c84c5 |
14 | 4136c2d3 |
15 | 27c9bbba |
hex | 19b17821 |
431061025 has 24 divisors (see below), whose sum is σ = 549277344. Its totient is φ = 335395200.
The previous prime is 431061013. The next prime is 431061041. The reversal of 431061025 is 520160134.
It is not a de Polignac number, because 431061025 - 27 = 431060897 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 431060987 and 431061005.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 301362 + ... + 302788.
It is an arithmetic number, because the mean of its divisors is an integer number (22886556).
Almost surely, 2431061025 is an apocalyptic number.
It is an amenable number.
431061025 is a deficient number, since it is larger than the sum of its proper divisors (118216319).
431061025 is a wasteful number, since it uses less digits than its factorization.
431061025 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1761 (or 1756 counting only the distinct ones).
The product of its (nonzero) digits is 720, while the sum is 22.
The square root of 431061025 is about 20762.0091754146. The cubic root of 431061025 is about 755.4045315417.
The spelling of 431061025 in words is "four hundred thirty-one million, sixty-one thousand, twenty-five".
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