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530145412 = 22250352951
BaseRepresentation
bin11111100110010…
…110000010000100
31100221120011210021
4133212112002010
52041204123122
6124334504524
716065106306
oct3746260204
91327504707
10530145412
11252287105
12129665144
1385aab314
14505a1976
15318201c7
hex1f996084

530145412 has 12 divisors (see below), whose sum is σ = 928142656. Its totient is φ = 264961800.

The previous prime is 530145403. The next prime is 530145437. The reversal of 530145412 is 214541035.

It is a happy number.

It is a super-3 number, since 3×5301454123 (a number of 27 digits) contains 333 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16464 + ... + 36487.

Almost surely, 2530145412 is an apocalyptic number.

It is an amenable number.

530145412 is a deficient number, since it is larger than the sum of its proper divisors (397997244).

530145412 is a wasteful number, since it uses less digits than its factorization.

530145412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55458 (or 55456 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 25.

The square root of 530145412 is about 23024.8867966815. The cubic root of 530145412 is about 809.3412374859.

Adding to 530145412 its reverse (214541035), we get a palindrome (744686447).

The spelling of 530145412 in words is "five hundred thirty million, one hundred forty-five thousand, four hundred twelve".

Divisors: 1 2 4 2503 5006 10012 52951 105902 211804 132536353 265072706 530145412