5999999999

5999999999 (five billion nine hundred ninety-nine million nine hundred ninety-nine thousand nine hundred ninety-nine) is a natural number that follows 5999999998 and precedes 6000000000.

In decimal notation, the number is 5,999,999,999. It is odd and therefore not divisible by 2 or 5. The sum of its digits is 86, so it is not divisible by 3 or 9. It is exactly one less than 6,000,000,000.

From a computing perspective, 5,999,999,999 requires at least 33 bits to represent in binary, and it exceeds the maximum value of a 32-bit unsigned integer (4,294,967,295). This makes it a useful example when discussing integer size limits and overflow in programming contexts.

In scientific notation, the value is approximately 5.999999999 × 10^9. The number has no widely recognized special properties in elementary number theory beyond being a large, non-round decimal, and it does not belong to any common named sequences.

Usage context for this value is typically as a large test or example number in software, databases, or numerical demonstrations. It serves to illustrate handling of large integers, formatting with thousand separators, and edge-case scenarios near round-number boundaries.