2880

2880 is a natural number that comes after 2879 and before 2881. It is an even, composite number with several arithmetic properties that make it notable in basic number theory and everyday measurements.

Its prime factorization is 2^6 × 3^2 × 5, giving 42 positive divisors. The digit sum is 18, so the number is divisible by 9 and by 3 as well as by 2. It is neither prime nor a power, and it is not a triangular number.

In base representations, 2880 equals 101101000000 in binary and 0xB40 in hexadecimal.

In timekeeping, 2,880 minutes equal 48 hours, or two full days, and 2,880 seconds equal 48 minutes. This makes 2880 a convenient scale for scheduling calculations that involve multiples of two days or 24-hour periods.

As a decimal Harshad number, 2880 is divisible by the sum of its digits (2880 ÷ 18 = 160). Its factorization into small primes also makes it a common example in divisor-related problems.