528

528 is a natural number that follows 527 and precedes 529. It is an even, composite integer.

Its prime factorization is 2^4 × 3 × 11. The number has 20 positive divisors, including 1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 33, 44, 48, 66, 88, 132, 176, 264, and 528.

As an abundant number, the sum of its proper divisors is 960, which exceeds 528.

In numeral systems, 528 is represented as binary 1000010000, octal 1020, and hexadecimal 0x210; in Roman numerals it is DXXVIII.

In music and popular culture, 528 Hz is promoted by some as a “Love” or healing frequency. It lies near the note C5 in standard equal temperament tuning, and it is not part of established tuning standards or supported by robust scientific evidence.