2601

2601 is a natural number that comes after 2600 and before 2602. It is notable for being a perfect square: 2601 = 51^2. Its prime factorization is 3^2 × 17^2, i.e., 2601 = (3 × 17)^2 = 51^2. The digit sum is 9, making it divisible by 3 and 9.

In several base systems, 2601 has various representations: binary 101000101001, octal 5051_8, base-9 3510_9, and hexadecimal 0xA29. In Roman numerals it is MMDCI.

As a calendar year, 2601 would fall in the future relative to the current era. Beyond mathematics and calendrical usage, 2601 is frequently employed as a numeric identifier in catalogs, product codes, or model numbers, where it serves as an arbitrary designation rather than a property intrinsic to the number itself.

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