121 Number Properties & Facts

One Hundred Twenty-One

Primality

Prime Factorization of 121
112
Number of Divisors in 121
3
1, 11, 121
1, 11, 121
Is 121 Prime?
No

Trigonometry

Sine of 121
0.99881522472358
Cosecant: 1.0011861806339
Cosine of 121
-0.048663609200154
Secant: -20.549236204142
Tangent of 121
-20.524889977138
Cotangent: -0.048721333030963

Functions

Square of 121
14641
121 × 121 = 14641
Square Root of 121
11
112 = 121
Natural Logarithm (ln) of 121
4.7957905455967
e4.7957905455967 = 121
Decimal Logarithm (log) of 121
2.0827853703164
102.0827853703164 = 121

Numeric Bases

121 in Binary
0b1111001
Base 2
121 in Octal
0171
Base 8
121 in Hexadecimal
0x79
Base 16

Sequences

Is 121 a Fibonacci Number?
No
Is 121 a Bell Number?
No
Is 121 a Catalan Number?
No
Is 121 a Factorial?
No
Is 121 a Perfect Number?
No

Translations

How do you say 121 in different languages?
Englishone hundred twenty-one
españolciento veintiuno
françaiscent vingt-et-un
Deutschein­hundert­ein­und­zwanzig
Nederlandshonderdeen­en­twintig
русскийсто двадцать один
українськасто двадцять один
Tiếng Việtmột trăm hai mươi mốt
العربيةمائة و واحد و عشرون
עבריתמאה עשרים ואחת
हिन्दीएक सौ इक्कीस
中文一百二十一
日本語百二十一
한국어백이십일
češtinasto dvacet jeden
hrvatskisto dvadeset i jedan
slovenčinajedna­sto dvadsať­jeden
polskisto dwadzieścia jeden
Türkçeyüz yirmi bir
portuguêscento e vinte e um
italianocento­vent­uno
svenskaett­hundra­tjugo­ett
suomisata­kaksi­kymmentä­yksi
norskhundre og tjue­én
Filipinoisáng daán at dalawáng pû’t isá
Melayuseratus dua puluh satu
မြန်မာတစ်ရာ့နှစ်ဆယ်တစ်
Indonesiaseratus dua puluh satu
Kiswahilimia moja na ishirini na moja

Miscellaneous

Number of Significant Figures in 121
3
Hamming Weight of 121
5
Is 121 a Hamming (Regular) Number?
No
Is 121 a Humble Number?
No
Is 121 a Polygonal (s < 13) Number?
Square (11)
Is 121 a Happy Number?
No
Is 121 a Self Describing Number?
No
Is 121 a Palindrome?
Yes
Is 121 a Münchhausen Number?
No
Is 121 an Eban Number?
No
Is 121 a Pernicious Number?
Yes
Is 121 a Attractive Number?
Yes
Is 121 a Perfect Square?
Yes
Is 121 a Perfect Power?
Yes