number.wiki
Number

4,057

4,057 is a prime, odd.

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
4,058

Primality

4,057 is prime. It has exactly two divisors: 1 and itself.

Divisors & multiples

All divisors (2)
1 · 4057
Aliquot sum (sum of proper divisors): 1
Factor pairs (a × b = 4,057)
1 × 4057
First multiples
4,057 · 8,114 · 12,171 · 16,228 · 20,285 · 24,342 · 28,399 · 32,456 · 36,513 · 40,570

Representations

In words
four thousand fifty-seven
Ordinal
4057th
Binary
111111011001
Octal
7731
Hexadecimal
FD9

Also seen as

Prime neighborhood

Adjacent primes:

  • Previous prime: 4,051 (gap of 6)
  • Next prime: 4,073 (gap of 16)

Pair status: sexy with 4051.

Unicode codepoint
U+0FD9
Other punctuation (Po)

UTF-8 encoding: E0 BF 99 (3 bytes).

Hex color
#000FD9
RGB(0, 15, 217)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.0.15.217.