declare const NumberUtilities: {
    toVNCurrency: (value: any) => string | null;
    toVN: (value: any) => string | null;
    toISO: (value: any) => string | null;
    isPositiveInteger: (value: any) => boolean;
    isPositiveNumber: (value: any) => boolean;
    isNumber: (value: any) => boolean;
    round: (value: any, digits?: number) => number | null;
};
export { NumberUtilities };
