Quetta (Q) is a prefix used with the metric system that is 1030, or 1,000,000,000,000,000,000,000,000,000,000 (nonillion). The quetta prefix was added as an SI (Systems of Units) in 2022.

What is a quettabyte?

A quettabyte is 1,000,000,000,000,000,000,000,000,000,000 (1030) bytes and comes after a ronnabyte.

What prefix is before a quetta?

A ronna is the prefix used before a quetta.

What comes after a quetta?

As of 2022, a quetta is the largest SI unit and there is no prefix that comes after a quetta.

What is quetta’s equivalent decimal?

A quecto is the prefix used for 10-30.

Measurements, Q, SI, Storage device

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