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530664144 = 24383913177
BaseRepresentation
bin11111101000010…
…100101011010000
31100222112112100120
4133220110223100
52041322223034
6124353550240
716102366533
oct3750245320
91328475316
10530664144
1125260090a
12129875380
1385c3046a
1450698a1a
15318c3c49
hex1fa14ad0

530664144 has 40 divisors (see below), whose sum is σ = 1372620480. Its totient is φ = 176663808.

The previous prime is 530664139. The next prime is 530664149. The reversal of 530664144 is 441466035.

It is an interprime number because it is at equal distance from previous prime (530664139) and next prime (530664149).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (530664149) 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, 33684 + ... + 46860.

It is an arithmetic number, because the mean of its divisors is an integer number (34315512).

Almost surely, 2530664144 is an apocalyptic number.

It is an amenable number.

530664144 is an abundant number, since it is smaller than the sum of its proper divisors (841956336).

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

530664144 is a wasteful number, since it uses less digits than its factorization.

530664144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14027 (or 14021 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 33.

The square root of 530664144 is about 23036.1486364366. The cubic root of 530664144 is about 809.6051237913.

The spelling of 530664144 in words is "five hundred thirty million, six hundred sixty-four thousand, one hundred forty-four".

Divisors: 1 2 3 4 6 8 12 16 24 48 839 1678 2517 3356 5034 6712 10068 13177 13424 20136 26354 39531 40272 52708 79062 105416 158124 210832 316248 632496 11055503 22111006 33166509 44222012 66333018 88444024 132666036 176888048 265332072 530664144