7×11

7×11 refers to the result of multiplying the integers seven and eleven. This operation yields the product seventy-seven. The number 77 is a composite number, meaning it has factors other than one and itself. Its prime factorization is 7 × 11. In base 10, the number 77 is written with two digits, both being the numeral seven.

The operation 7×11 is a fundamental arithmetic calculation. It can be visualized as having seven groups of eleven items, or eleven groups of seven items. In terms of mathematical properties, 77 is an odd number. It is also a semiprime number, being the product of two prime numbers. The number 77 has significance in various contexts, though often specific to cultural or historical references rather than inherent mathematical properties beyond its factors. For instance, it appears in measurements or counts in certain systems.