Live analysis

4,221

4,221 is a composite number, odd.

This number doesn't have a permanent NumberWiki page yet — what you see below is computed live. Pages get added to the permanent index when they're notable (years, primes, curated, etc.).

Deficient Number Harshad / Niven

Properties

Parity: Odd
Digit count: 4
Digit sum: 9
Digital root: 9
Palindrome: No
Divisor count: 12
σ(n) — sum of divisors: 7,072

Primality

Prime factorization: 3 ² × 7 × 67

Divisors & multiples

All divisors (12)

1 · 3 · 7 · 9 · 21 · 63 · 67 · 201 · 469 · 603 · 1407 · 4221

Aliquot sum (sum of proper divisors): 2,851

Factor pairs (a × b = 4,221)

1 × 4221

3 × 1407

7 × 603

9 × 469

21 × 201

63 × 67

First multiples

4,221 · 8,442 · 12,663 · 16,884 · 21,105 · 25,326 · 29,547 · 33,768 · 37,989 · 42,210

Representations

In words: four thousand two hundred twenty-one
Ordinal: 4221st
Binary: 1000001111101
Octal: 10175
Hexadecimal: 107D

Also seen as

Unicode codepoint

ၽ

U+107D

Other letter (Lo)

UTF-8 encoding: E1 81 BD (3 bytes).

Lookup U+107D on Compart ↗ Lookup on FileFormat.Info ↗

Hex color

#00107D

RGB(0, 16, 125)

IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.0.16.125.