Base | Representation |
---|---|
bin | 11001101001100… |
… | …101100011011001 |
3 | 1002222202010200201 |
4 | 121221211203121 |
5 | 1340131111441 |
6 | 110411302201 |
7 | 13443522412 |
oct | 3151454331 |
9 | 1088663621 |
10 | 430332121 |
11 | 200a0298a |
12 | 10014a961 |
13 | 6b2017bb |
14 | 4121c809 |
15 | 27ba5c31 |
hex | 19a658d9 |
430332121 has 4 divisors (see below), whose sum is σ = 452981200. Its totient is φ = 407683044.
The previous prime is 430332103. The next prime is 430332143. The reversal of 430332121 is 121233034.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 430332121 - 221 = 428234969 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (19), and also a Moran number because the ratio is a prime number: 22649059 = 430332121 / (4 + 3 + 0 + 3 + 3 + 2 + 1 + 2 + 1).
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (430332151) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11324511 + ... + 11324548.
It is an arithmetic number, because the mean of its divisors is an integer number (113245300).
Almost surely, 2430332121 is an apocalyptic number.
It is an amenable number.
430332121 is a deficient number, since it is larger than the sum of its proper divisors (22649079).
430332121 is a wasteful number, since it uses less digits than its factorization.
430332121 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 22649078.
The product of its (nonzero) digits is 432, while the sum is 19.
The square root of 430332121 is about 20744.4479560195. The cubic root of 430332121 is about 754.9785067635.
Adding to 430332121 its reverse (121233034), we get a palindrome (551565155).
It can be divided in two parts, 43033 and 2121, that added together give a palindrome (45154).
The spelling of 430332121 in words is "four hundred thirty million, three hundred thirty-two thousand, one hundred twenty-one".
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