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530245401 = 3725249781
BaseRepresentation
bin11111100110101…
…110011100011001
31100221202020221120
4133212232130121
52041220323101
6124340555453
716066003650
oct3746563431
91327666846
10530245401
11252345244
121296b2b89
1385b1499a
14505ca197
153183eb36
hex1f9ae719

530245401 has 8 divisors (see below), whose sum is σ = 807993024. Its totient is φ = 302997360.

The previous prime is 530245379. The next prime is 530245403. The reversal of 530245401 is 104542035.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 530245401 - 29 = 530244889 is a prime.

It is not an unprimeable number, because it can be changed into a prime (530245403) 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, 12624870 + ... + 12624911.

It is an arithmetic number, because the mean of its divisors is an integer number (100999128).

Almost surely, 2530245401 is an apocalyptic number.

It is an amenable number.

530245401 is a deficient number, since it is larger than the sum of its proper divisors (277747623).

530245401 is a wasteful number, since it uses less digits than its factorization.

530245401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25249791.

The product of its (nonzero) digits is 2400, while the sum is 24.

The square root of 530245401 is about 23027.0580187743. The cubic root of 530245401 is about 809.3921166925.

Adding to 530245401 its reverse (104542035), we get a palindrome (634787436).

The spelling of 530245401 in words is "five hundred thirty million, two hundred forty-five thousand, four hundred one".

Divisors: 1 3 7 21 25249781 75749343 176748467 530245401