896

896 is a natural number that follows 895 and precedes 897. Its prime factorization is 2^7 × 7, making it an even composite number and the product of 128 and 7.

In number theory, 896 has 16 positive divisors. The sum of all divisors is 2040, so the sum of proper divisors is 2040 − 896 = 1144, which means 896 is an abundant number. The Euler totient φ(896) equals 384. Because 7 is a prime congruent to 3 modulo 4 and occurs with an odd exponent, 896 cannot be expressed as a sum of two squares.

In different bases, 896 is represented as 0b1110000000 in binary, 0o1600 in octal, and 0x380 in hexadecimal. In Roman numerals, it is written as DCCCXCVI.

Historically, 896 CE is a year in the late 9th century. The exact events associated with this year vary by region and historical source.