How Many Numbers on My Aadhaar Card?
- Posted On: 18 Nov 2025
- Updated On: 19 Nov 2025
- 188 Views
- 1 min read

Table of Contents
How many numbers on my Aadhaar card? The answer is simple — Aadhaar has a 12-digit unique identification number for every Indian resident. But there’s more to know.
Quick Breakdown of Aadhaar Digits
Here’s what makes it special:
- 12 digits long
- First digit never 0 or 1
- Last digit is a checksum digit for security
- Digits are random, not linked to personal details
- Works as your identity proof across India
Short and clean!
Real-life Example
Let’s take a sample number: 4567 2398 1284
It looks random, right? That’s the idea. Aadhaar numbers don’t show birth year, gender, state, or district. This protects privacy.
If two people line up for Aadhaar, their numbers won’t be similar just because they live nearby. Every Aadhaar number is different and safe for everyone.
More Than Just Numbers
Your Aadhaar card also includes:
- Your photo
- Your name
- Date of birth or year of birth
- QR code
- Last 4 digits shown openly on masked Aadhaar
But only the 12-digit Aadhaar number identifies you in UIDAI records.
Why 12 Digits?
12 digits make enough possible combinations for every person, even future generations. It avoids duplication and makes the system secure.
Quick Tip
Keep your Aadhaar number safe. Don’t share full digits everywhere online. Use masked Aadhaar if possible.
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