# 19 Number Properties & Facts

Mười Chín

## Primality

Prime Factorization of 19
191
Number of Divisors of 19
2
1, 19
1, 19
Is 19 Prime?
Yes
Next Prime
23
Previous Prime
17

## Trigonometry

Sine of 19
0.14987720966295
Cosecant: 6.6721284860375
Cosine of 19
0.98870461818667
Secant: 1.0114244250563
Tangent of 19
0.1515894706124
Cotangent: 6.5967642472801

## Functions

Square of 19
361
19 × 19 = 361
Square Root of 19
4.3588989435407
4.35889894354072 = 19
Natural Logarithm (ln) of 19
2.9444389791664
e2.9444389791664 = 19
Decimal Logarithm (log) of 19
1.2787536009528
101.2787536009528 = 19

## Sequences

Is 19 a Fibonacci Number?
No
Is 19 a Bell Number?
No
Is 19 a Catalan Number?
No
Is 19 a Factorial?
No
Is 19 a Perfect Number?
No

## Translations

How do you say 19 in different languages?
 English nineteen español diecinueve français dix-neuf Deutsch neunzehn Nederlands negentien русский девятнадцать українська девʼятнадцять Tiếng Việt mười chín العربية تسعة عشر עברית תשע עשרה हिन्दी उन्नीस 中文 十九 日本語 十九 한국어 십구 čeština devatenáct hrvatski devetnaest slovenčina devätnásť polski dziewiętnaście Türkçe on dokuz português dezenove italiano diciannove svenska nitton suomi yhdeksäntoista norsk nitten Filipino labíng-siyám Melayu sembilan belas မြန်မာ ဆယ့်ကိုး Indonesia sembilan belas Kiswahili kumi na tisa

## Numeric Bases

19 in Binary (Base 2)
0b10011
One's Complement: 01100
Two's Complement: 01101
19 in Octal (Base 8)
023
0x13

## Miscellaneous

• 19 is an odd number
• 19 has 2 Significant Figures
• The Hamming Weight of 19 is 3
• 19 is not a Hamming (Regular) Number
• 19 is not a Humble Number
• 19 is not a Polygonal (s < 13) Number
• 19 is a Happy Number
• 19 is not a Self Describing Number
• 19 is not a Palindrome
• 19 is not a Münchhausen Number
• 19 is an Eban Number
• 19 is a Pernicious Number
• 19 is an Attractive Number
• 19 is not a Perfect Square
• 19 is not a Perfect Power