Base | Representation |
---|---|
bin | 11001101001111… |
… | …100010110100001 |
3 | 1002222220212210101 |
4 | 121221330112201 |
5 | 1340142104010 |
6 | 110413302401 |
7 | 13444361566 |
oct | 3151742641 |
9 | 1088825711 |
10 | 430425505 |
11 | 200a67064 |
12 | 100194a01 |
13 | 6b235163 |
14 | 4124486d |
15 | 27bc373a |
hex | 19a7c5a1 |
430425505 has 8 divisors (see below), whose sum is σ = 516695400. Its totient is φ = 344217216.
The previous prime is 430425493. The next prime is 430425509. The reversal of 430425505 is 505524034.
It can be written as a sum of positive squares in 4 ways, for example, as 4787344 + 425638161 = 2188^2 + 20631^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 430425505 - 211 = 430423457 is a prime.
It is a super-2 number, since 2×4304255052 = 370532230709010050, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (430425509) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1701 + ... + 29389.
It is an arithmetic number, because the mean of its divisors is an integer number (64586925).
Almost surely, 2430425505 is an apocalyptic number.
It is an amenable number.
430425505 is a deficient number, since it is larger than the sum of its proper divisors (86269895).
430425505 is a wasteful number, since it uses less digits than its factorization.
430425505 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 30803.
The product of its (nonzero) digits is 12000, while the sum is 28.
The square root of 430425505 is about 20746.6986530388. The cubic root of 430425505 is about 755.0331140542.
Adding to 430425505 its reverse (505524034), we get a palindrome (935949539).
The spelling of 430425505 in words is "four hundred thirty million, four hundred twenty-five thousand, five hundred five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.069 sec. • engine limits •