number.wiki
Number

1,489

1,489 is a prime, odd, a calendar year.

Cousin Prime Deficient Number Prime Sexy Prime Squarefree Twin Prime Year

Properties

Parity
Odd
Digit count
4
Digit sum
22
Digital root
4
Palindrome
No
Divisor count
2
σ(n) — sum of divisors
1,490

Primality

1,489 is prime. It has exactly two divisors: 1 and itself.

Divisors & multiples

All divisors (2)
1 · 1489
Aliquot sum (sum of proper divisors): 1
Factor pairs (a × b = 1,489)
1 × 1489
First multiples
1,489 · 2,978 · 4,467 · 5,956 · 7,445 · 8,934 · 10,423 · 11,912 · 13,401 · 14,890

Representations

In words
one thousand four hundred eighty-nine
Ordinal
1489th
Roman numeral
MCDLXXXIX
Binary
10111010001
Octal
2721
Hexadecimal
5D1

Also seen as

Prime neighborhood

Adjacent primes:

  • Previous prime: 1,487 (gap of 2)
  • Next prime: 1,493 (gap of 4)

Pair status: twin with 1487, cousin with 1493.

Unicode codepoint
ב
U+05D1
Other letter (Lo)

UTF-8 encoding: D7 91 (2 bytes).

Lookup U+05D1 on Compart ↗ Lookup on FileFormat.Info ↗
Hex color
#0005D1
RGB(0, 5, 209)
IPv4 address

As an unsigned 32-bit integer, this is the IPv4 address 0.0.5.209.