121 Number Properties & Facts

One Hundred Twenty-One

Primality

Prime Factorization of 121
112
Number of Divisors of 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

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

Numeric Bases

121 in Binary (Base 2)
0b1111001
One's Complement: 0000110
Two's Complement: 0000111
121 in Octal (Base 8)
0171
121 in Hexadecimal (Base 16)
0x79

Miscellaneous

  • 121 is an odd number
  • 121 has 3 Significant Figures
  • The Hamming Weight of 121 is 5
  • 121 is not a Hamming (Regular) Number
  • 121 is not a Humble Number
  • 121 is a Polygonal (s < 13) Number: Square (11)
  • 121 is not a Happy Number
  • 121 is not a Self Describing Number
  • 121 is a Palindrome
  • 121 is not a Münchhausen Number
  • 121 is not an Eban Number
  • 121 is a Pernicious Number
  • 121 is an Attractive Number
  • 121 is a Perfect Square
  • 121 is a Perfect Power