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530343420 = 223517415077
BaseRepresentation
bin11111100111000…
…110010111111100
31100221221020101220
4133213012113330
52041231442140
6124343033340
716066562505
oct3747062774
91327836356
10530343420
11252401952
1212973b850
1385b4a499
1450613bac
153185dbd0
hex1f9c65fc

530343420 has 48 divisors (see below), whose sum is σ = 1486107168. Its totient is φ = 141315840.

The previous prime is 530343419. The next prime is 530343427. The reversal of 530343420 is 24343035.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (530343427) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 101922 + ... + 106998.

It is an arithmetic number, because the mean of its divisors is an integer number (30960566).

Almost surely, 2530343420 is an apocalyptic number.

It is an amenable number.

530343420 is an abundant number, since it is smaller than the sum of its proper divisors (955763748).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

530343420 is a wasteful number, since it uses less digits than its factorization.

530343420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6830 (or 6828 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 24.

The square root of 530343420 is about 23029.1862643907. The cubic root of 530343420 is about 809.4419872604.

Adding to 530343420 its reverse (24343035), we get a palindrome (554686455).

The spelling of 530343420 in words is "five hundred thirty million, three hundred forty-three thousand, four hundred twenty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 60 1741 3482 5077 5223 6964 8705 10154 10446 15231 17410 20308 20892 25385 26115 30462 34820 50770 52230 60924 76155 101540 104460 152310 304620 8839057 17678114 26517171 35356228 44195285 53034342 88390570 106068684 132585855 176781140 265171710 530343420