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530499288 = 233112009467
BaseRepresentation
bin11111100111101…
…100011011011000
31100222020011012210
4133213230123120
52041301434123
6124350235120
716101112104
oct3747543330
91328204183
10530499288
112524a8a70
121297b5aa0
1385ba3407
1450654904
153188ee93
hex1f9ec6d8

530499288 has 32 divisors (see below), whose sum is σ = 1446816960. Its totient is φ = 160757280.

The previous prime is 530499251. The next prime is 530499289. The reversal of 530499288 is 882994035.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (530499289) 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, 1004470 + ... + 1004997.

It is an arithmetic number, because the mean of its divisors is an integer number (45213030).

Almost surely, 2530499288 is an apocalyptic number.

It is an amenable number.

530499288 is an abundant number, since it is smaller than the sum of its proper divisors (916317672).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

530499288 is a wasteful number, since it uses less digits than its factorization.

530499288 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2009487 (or 2009483 counting only the distinct ones).

The product of its (nonzero) digits is 622080, while the sum is 48.

The square root of 530499288 is about 23032.5701561940. The cubic root of 530499288 is about 809.5212778615.

The spelling of 530499288 in words is "five hundred thirty million, four hundred ninety-nine thousand, two hundred eighty-eight".

Divisors: 1 2 3 4 6 8 11 12 22 24 33 44 66 88 132 264 2009467 4018934 6028401 8037868 12056802 16075736 22104137 24113604 44208274 48227208 66312411 88416548 132624822 176833096 265249644 530499288