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530747883 = 3453123631
BaseRepresentation
bin11111101000101…
…001000111101011
31100222200210020000
4133220221013223
52041332413013
6124355434043
716103165631
oct3750510753
91328623200
10530747883
11252658816
121298b5923
1385c5c603
14506bb351
15318dd973
hex1fa291eb

530747883 has 20 divisors (see below), whose sum is σ = 807811488. Its totient is φ = 347153040.

The previous prime is 530747873. The next prime is 530747891. The reversal of 530747883 is 388747035.

It is not a de Polignac number, because 530747883 - 210 = 530746859 is a prime.

It is not an unprimeable number, because it can be changed into a prime (530747863) by changing a digit.

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 19 ways as a sum of consecutive naturals, for example, 57523 + ... + 66108.

Almost surely, 2530747883 is an apocalyptic number.

530747883 is a gapful number since it is divisible by the number (53) formed by its first and last digit.

530747883 is a deficient number, since it is larger than the sum of its proper divisors (277063605).

530747883 is a wasteful number, since it uses less digits than its factorization.

530747883 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 123696 (or 123687 counting only the distinct ones).

The product of its (nonzero) digits is 564480, while the sum is 45.

The square root of 530747883 is about 23037.9661211662. The cubic root of 530747883 is about 809.6477068818.

The spelling of 530747883 in words is "five hundred thirty million, seven hundred forty-seven thousand, eight hundred eighty-three".

Divisors: 1 3 9 27 53 81 159 477 1431 4293 123631 370893 1112679 3338037 6552443 10014111 19657329 58971987 176915961 530747883