99 Number Properties & Facts
Ninety-Nine
Primality
Trigonometry
- Sine of 99
- -0.99920683418635
- Cosecant: -1.000793795425
- Cosine of 99
- 0.039820880393139
- Secant: 25.112453319146
- Tangent of 99
- -25.092534979677
- Cotangent: -0.039852490025816
Functions
- Square of 99
- 9801
- 99 × 99 = 9801
- Square Root of 99
- 9.9498743710662
- 9.94987437106622 = 99
- Natural Logarithm (ln) of 99
- 4.5951198501346
- e4.5951198501346 = 99
- Decimal Logarithm (log) of 99
- 1.9956351945975
- 101.9956351945975 = 99
Sequences
- Is 99 a Fibonacci Number?
- No
- Is 99 a Bell Number?
- No
- Is 99 a Catalan Number?
- No
- Is 99 a Factorial?
- No
- Is 99 a Perfect Number?
- No
Translations
How do you say 99 in different languages?
English | ninety-nine |
español | noventa y nueve |
français | quatre-vingt-dix-neuf |
Deutsch | neunundneunzig |
Nederlands | negenennegentig |
русский | девяносто девять |
українська | девʼяносто девʼять |
Tiếng Việt | chín mươi chín |
العربية | تسعة و تسعون |
עברית | תשעים ותשע |
हिन्दी | निन्यानबे |
中文 | 九十九 |
日本語 | 九十九 |
한국어 | 구십구 |
čeština | devadesát devět |
hrvatski | devedeset i devet |
slovenčina | deväťdesiatdeväť |
polski | dziewięćdziesiąt dziewięć |
Türkçe | doksan dokuz |
português | noventa e nove |
italiano | novantanove |
svenska | nittionio |
suomi | yhdeksänkymmentäyhdeksän |
norsk | nittini |
Filipino | siyám na pû’t siyám |
Melayu | sembilan puluh sembilan |
မြန်မာ | ကိုးဆယ်ကိုး |
Indonesia | sembilan puluh sembilan |
Kiswahili | tisini na tisa |
Miscellaneous
- Number of Significant Figures in 99
- 2
- Hamming Weight of 99
- 4
- Is 99 a Hamming (Regular) Number?
- No
- Is 99 a Humble Number?
- No
- Is 99 a Polygonal (s < 13) Number?
- No
- Is 99 a Happy Number?
- No
- Is 99 a Self Describing Number?
- No
- Is 99 a Palindrome?
- Yes
- Is 99 a Münchhausen Number?
- No
- Is 99 an Eban Number?
- No
- Is 99 a Pernicious Number?
- Yes
- Is 99 a Attractive Number?
- Yes
- Is 99 a Perfect Square?
- No
- Is 99 a Perfect Power?
- No