func (q *Quantity) Value() int64 {
	return q.ScaledValue(0)
}

// MilliValue returns the value of ceil(q * 1000); this could overflow an int64;
// if that's a concern, call Value() first to verify the number is small enough.
func (q *Quantity) MilliValue() int64 {
	return q.ScaledValue(Milli)
}

// ScaledValue returns the value of ceil(q / 10^scale).