274 (number)
| ||||
|---|---|---|---|---|
| Cardinal | two hundred seventy-four | |||
| Ordinal | 274th (two hundred seventy-fourth) | |||
| Factorization | 2 × 137 | |||
| Divisors | 1, 2, 137, 274 | |||
| Greek numeral | ΣΟΔ´ | |||
| Roman numeral | CCLXXIV | |||
| Binary | 1000100102 | |||
| Ternary | 1010113 | |||
| Senary | 11346 | |||
| Octal | 4228 | |||
| Duodecimal | 1AA12 | |||
| Hexadecimal | 11216 | |||
274 (two hundred [and] seventy-four) is the natural number following 273 and preceding 275.
In mathematics
[edit]- 274 is an even composite number.[1]
- 274's sum of its proper divisors is 140.[2]
- The number 274 is the 13th tribonacci number. This is defined by the equations P(0)=P(1)=0 P(2)=1 and P(n)=P(n-1)+P(n-2)+P(n-3).[3]
- 274 is the sum of 5 perfect cubes. It is the sum of 2³+2³+2³+5³+5³.
- 274 is a Stirling number of the first kind which counts the number of permutations and their number of cycles.[4]
In technology
[edit]- The number 274 is an area code in Northeast Wisconsin. The previous code in this area was 920 and the switch was made in May 2023.[5]
- MiR-274 is a type of microRNA which can mediate the communication between certain organs and tissues. This one in particular is used between neurons and tracheal cells.[6]
- The Heinkel He 274 was a German Bomber that was created during World War II. It was designed for long-distance trips to disrupt American involvement in Europe.[7]
Other fields
[edit]- The calendar years 274 AD and 274 BC.
- In the French Republican calendar, The year 274 would be a year 9 cycle and be in 2064.[8]
- 274 is the number of several highways in Canada, Japan, and the United States
References
[edit]- ^ "Composite numbers". mathworld.wolfram.com.
- ^ "proper divisors". mathworld.wolfram.com.
- ^ "Tribonacci numbers". mathworld.wolfram.com.
- ^ "Stirling number of the first kind". mathworld.wolfram.com.
- ^ "274 Wisconsin area code". spectrumnews1.com.
- ^ Tsai, Yi-Wei; Sung, Hsin-Ho; Li, Jian-Chiuan; Chen, Pei-Yi; Yeh, Chun-Yen; Cheng, Ying-Ju; Chen, Chun-Hong; Tsai, Yu-Chen; Chein, Cheng-Ting (October 30, 2019). "MiR-274". Proceedings of the National Academy of Sciences of the United States of America. 116 (49): 24651–24661. doi:10.1073/pnas.1902537116. PMC 6900535. PMID 31666321.
- ^ "Heinkel He 274 German Bomber". www.militaryfactory.com.
- ^ "French Republican Calendar Guide" (PDF). broadcast.lds.org.