Base | Representation |
---|---|
bin | 11001101100111… |
… | …100010111111110 |
3 | 1010001101211200221 |
4 | 121230330113332 |
5 | 1340342241110 |
6 | 110442211554 |
7 | 13454145634 |
oct | 3154742776 |
9 | 1101354627 |
10 | 431212030 |
11 | 201453a87 |
12 | 1004b3bba |
13 | 6b44c162 |
14 | 413ab354 |
15 | 27ccb7da |
hex | 19b3c5fe |
431212030 has 16 divisors (see below), whose sum is σ = 817033680. Its totient is φ = 163406592.
The previous prime is 431212013. The next prime is 431212043. The reversal of 431212030 is 30212134.
It is a happy number.
It is a junction number, because it is equal to n+sod(n) for n = 431211995 and 431212013.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1134579 + ... + 1134958.
It is an arithmetic number, because the mean of its divisors is an integer number (51064605).
Almost surely, 2431212030 is an apocalyptic number.
431212030 is a deficient number, since it is larger than the sum of its proper divisors (385821650).
431212030 is a wasteful number, since it uses less digits than its factorization.
431212030 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2269563.
The product of its (nonzero) digits is 144, while the sum is 16.
The square root of 431212030 is about 20765.6454270027. The cubic root of 431212030 is about 755.4927298379.
Adding to 431212030 its reverse (30212134), we get a palindrome (461424164).
The spelling of 431212030 in words is "four hundred thirty-one million, two hundred twelve thousand, thirty".
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