S/

Peruvian Sol

PEN

Primary country: Peru

Symbol

S/

Decimal Places

2

ISO Numeric

604

Formatting Example

S/1,234.56

Usage in Code

// JavaScript Intl.NumberFormat
new Intl.NumberFormat('en', {
  style: 'currency',
  currency: 'PEN'
}).format(1234.56)
// → "S/1,234.56"

// ISO 4217 code: PEN
// Numeric code: 604
// Minor unit: 2 decimal places

About Peruvian Sol

The Peruvian Sol (PEN) is the official currency of Peru, identified by the ISO 4217 code "PEN" and numeric code 604. Its symbol is S/, and amounts are typically formatted with 2 decimal places (e.g., S/1,234.56).

In software development, currency codes are essential for e-commerce, financial applications, and internationalization. The JavaScript Intl.NumberFormat API supports formatting amounts in PEN with locale-aware separators and symbols. Payment processors like Stripe and PayPal require ISO 4217 currency codes when processing transactions.

When building multi-currency applications, store amounts in the smallest unit (e.g., cents for PEN) to avoid floating-point precision errors. Use the decimal places value (2) to correctly convert between major and minor units. APIs like exchangeratesapi.io and Open Exchange Rates provide real-time conversion rates for PEN.

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