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430130213 = 603771249
BaseRepresentation
bin11001101000110…
…100010000100101
31002222100212201122
4121220310100211
51340103131323
6110403103325
713442021642
oct3150642045
91088325648
10430130213
11200885217
12100071b45
136b160926
14411a8dc9
1527b65ec8
hex19a34425

430130213 has 4 divisors (see below), whose sum is σ = 430207500. Its totient is φ = 430052928.

The previous prime is 430130201. The next prime is 430130219. The reversal of 430130213 is 312031034.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 261727684 + 168402529 = 16178^2 + 12977^2 .

It is a cyclic number.

It is not a de Polignac number, because 430130213 - 26 = 430130149 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 430130191 and 430130200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (430130219) 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, 29588 + ... + 41661.

It is an arithmetic number, because the mean of its divisors is an integer number (107551875).

Almost surely, 2430130213 is an apocalyptic number.

It is an amenable number.

430130213 is a deficient number, since it is larger than the sum of its proper divisors (77287).

430130213 is an equidigital number, since it uses as much as digits as its factorization.

430130213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77286.

The product of its (nonzero) digits is 216, while the sum is 17.

The square root of 430130213 is about 20739.5808299011. The cubic root of 430130213 is about 754.8604118940.

Adding to 430130213 its reverse (312031034), we get a palindrome (742161247).

The spelling of 430130213 in words is "four hundred thirty million, one hundred thirty thousand, two hundred thirteen".

Divisors: 1 6037 71249 430130213