Base | Representation |
---|---|
bin | 11001101000011… |
… | …010000111010001 |
3 | 1002222011102211021 |
4 | 121220122013101 |
5 | 1340041214441 |
6 | 110400515441 |
7 | 13441064503 |
oct | 3150320721 |
9 | 1088142737 |
10 | 430023121 |
11 | 200811810 |
12 | 10001bb81 |
13 | 6b123c68 |
14 | 4117bd73 |
15 | 27b443d1 |
hex | 19a1a1d1 |
430023121 has 16 divisors (see below), whose sum is σ = 473286528. Its totient is φ = 387475200.
The previous prime is 430023119. The next prime is 430023127. The reversal of 430023121 is 121320034.
It is a happy number.
It is a cyclic number.
It is not a de Polignac number, because 430023121 - 21 = 430023119 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 430023095 and 430023104.
It is not an unprimeable number, because it can be changed into a prime (430023127) by changing a digit.
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 15 ways as a sum of consecutive naturals, for example, 1152691 + ... + 1153063.
It is an arithmetic number, because the mean of its divisors is an integer number (29580408).
Almost surely, 2430023121 is an apocalyptic number.
It is an amenable number.
430023121 is a deficient number, since it is larger than the sum of its proper divisors (43263407).
430023121 is a wasteful number, since it uses less digits than its factorization.
430023121 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1032.
The product of its (nonzero) digits is 144, while the sum is 16.
The square root of 430023121 is about 20736.9988426484. The cubic root of 430023121 is about 754.7977593772.
Adding to 430023121 its reverse (121320034), we get a palindrome (551343155).
The spelling of 430023121 in words is "four hundred thirty million, twenty-three thousand, one hundred twenty-one".
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