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430630325 = 52138112473
BaseRepresentation
bin11001101010101…
…110010110110101
31010000022021202022
4121222232112311
51340220132300
6110421522525
713446203666
oct3152562665
91100267668
10430630325
11201096a34
12100273445
136b2a7458
144129936d
1527c14285
hex19aae5b5

430630325 has 12 divisors (see below), whose sum is σ = 534411108. Its totient is φ = 344227200.

The previous prime is 430630303. The next prime is 430630351. The reversal of 430630325 is 523036034.

It can be written as a sum of positive squares in 6 ways, for example, as 1684804 + 428945521 = 1298^2 + 20711^2 .

It is not a de Polignac number, because 430630325 - 26 = 430630261 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 430630294 and 430630303.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 28289 + ... + 40761.

It is an arithmetic number, because the mean of its divisors is an integer number (44534259).

Almost surely, 2430630325 is an apocalyptic number.

It is an amenable number.

430630325 is a deficient number, since it is larger than the sum of its proper divisors (103780783).

430630325 is a wasteful number, since it uses less digits than its factorization.

430630325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13864 (or 13859 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 26.

The square root of 430630325 is about 20751.6342729916. The cubic root of 430630325 is about 755.1528570817.

Adding to 430630325 its reverse (523036034), we get a palindrome (953666359).

The spelling of 430630325 in words is "four hundred thirty million, six hundred thirty thousand, three hundred twenty-five".

Divisors: 1 5 25 1381 6905 12473 34525 62365 311825 17225213 86126065 430630325