# 5000 (number)

5000 (five thousand) is the natural number following 4999 and preceding 5001. Five thousand is the largest isogrammic number in the English language.

 ← 4999 5000 5001 →
Cardinalfive thousand
Ordinal5000th
(five thousandth)
Factorization23 × 54
Greek numeral,Ε´
Roman numeralV
Unicode symbol(s)V, v, ↁ
Binary10011100010002
Ternary202120123
Octal116108
Duodecimal2A8812

## Selected numbers in the range 5001–5999



### 5200 to 5299

• 5226nonagonal number
• 5231 – Sophie Germain prime
• 5244 – 222 + 232 + … + 292 = 202 + 212 + … + 282
• 5249highly cototient number
• 5253 – triangular number
• 5279 – Sophie Germain prime, 700th prime number
• 5280 is the number of feet in a mile. It is divisible by three, yielding exactly 1760 yards per mile and by 16.5, yielding exactly 320 rods per mile.
• 5280 is connected with both Klein's J-invariant and the Heegner numbers. Specifically
$5280=-{\sqrt[{3}]{j\left({{\frac {1}{2}}}\left(1+i{\sqrt {67}}\,\right)\right)}}.$

### 5600 to 5699

• 5623super-prime
• 5625 – 752, centered octagonal number
• 5639 – Sophie Germain prime, safe prime
• 5651super-prime
• 5659 – happy number, completes the eleventh prime quadruplet set
• 5662 – decagonal number
• 5671 – triangular number

### 5800 to 5899

• 5801super-prime
• 5807 – safe prime, balanced prime
• 5832 – 183
• 5842 – member of the Padovan sequence
• 5849 – Sophie Germain prime
• 5869super-prime
• 5879 – safe prime, highly cototient number
• 5886 – triangular number

### 5900 to 5999

• 5903 – Sophie Germain prime
• 5913 – sum of the first seven factorials
• 5927 – safe prime
• 5929 – 772, centered octagonal number
• 5939 – safe prime
• 5967 – decagonal number
• 5984 – tetrahedral number
• 5995 – triangular number