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Number

7,243

7,243 is a prime, odd.

Cousin Prime Deficient Number Prime Sexy Prime Squarefree

Properties

Parity
Odd
Digit count
4
Digit sum
16
Digital root
7
Palindrome
No
Divisor count
2
σ(n) — sum of divisors
7,244

Primality

7,243 is prime. It has exactly two divisors: 1 and itself.

Divisors & multiples

All divisors (2)
1 · 7243
Aliquot sum (sum of proper divisors): 1
Factor pairs (a × b = 7,243)
1 × 7243
First multiples
7,243 · 14,486 · 21,729 · 28,972 · 36,215 · 43,458 · 50,701 · 57,944 · 65,187 · 72,430

Representations

In words
seven thousand two hundred forty-three
Ordinal
7243rd
Binary
1110001001011
Octal
16113
Hexadecimal
1C4B

Also seen as

Prime neighborhood

Adjacent primes:

  • Previous prime: 7,237 (gap of 6)
  • Next prime: 7,247 (gap of 4)

Pair status: cousin with 7247, sexy with 7237.

Hex color
#001C4B
RGB(0, 28, 75)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.0.28.75.