number.wiki
Number

4,243

4,243 is a prime, odd.

Deficient Number Prime Squarefree Twin Prime

Properties

Parity
Odd
Digit count
4
Digit sum
13
Digital root
4
Palindrome
No
Divisor count
2
σ(n) — sum of divisors
4,244

Primality

4,243 is prime. It has exactly two divisors: 1 and itself.

Divisors & multiples

All divisors (2)
1 · 4243
Aliquot sum (sum of proper divisors): 1
Factor pairs (a × b = 4,243)
1 × 4243
First multiples
4,243 · 8,486 · 12,729 · 16,972 · 21,215 · 25,458 · 29,701 · 33,944 · 38,187 · 42,430

Representations

In words
four thousand two hundred forty-three
Ordinal
4243rd
Binary
1000010010011
Octal
10223
Hexadecimal
1093

Also seen as

Prime neighborhood

Adjacent primes:

  • Previous prime: 4,241 (gap of 2)
  • Next prime: 4,253 (gap of 10)

Pair status: twin with 4241.

Unicode codepoint
U+1093
Decimal digit (Nd)

UTF-8 encoding: E1 82 93 (3 bytes).

Hex color
#001093
RGB(0, 16, 147)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.0.16.147.