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530295805 = 5132718839
BaseRepresentation
bin11111100110111…
…010101111111101
31100221211211002101
4133212322233331
52041223431210
6124342025101
716066303624
oct3746725775
91327754071
10530295805
1125237a0a6
12129718191
1385b31900
14506006bb
153184ea3a
hex1f9babfd

530295805 has 24 divisors (see below), whose sum is σ = 698855040. Its totient is φ = 386043840.

The previous prime is 530295743. The next prime is 530295817. The reversal of 530295805 is 508592035.

It is a de Polignac number, because none of the positive numbers 2k-530295805 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 55576 + ... + 64414.

It is an arithmetic number, because the mean of its divisors is an integer number (29118960).

Almost surely, 2530295805 is an apocalyptic number.

It is an amenable number.

530295805 is a deficient number, since it is larger than the sum of its proper divisors (168559235).

530295805 is a wasteful number, since it uses less digits than its factorization.

530295805 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8941 (or 8928 counting only the distinct ones).

The product of its (nonzero) digits is 54000, while the sum is 37.

The square root of 530295805 is about 23028.1524443452. The cubic root of 530295805 is about 809.4177622443.

The spelling of 530295805 in words is "five hundred thirty million, two hundred ninety-five thousand, eight hundred five".

Divisors: 1 5 13 65 71 169 355 845 923 4615 8839 11999 44195 59995 114907 574535 627569 1493791 3137845 7468955 8158397 40791985 106059161 530295805