| Millennium: | 1st millennium |
|---|---|
| Centuries: | 2nd century – 3rd century – 4th century |
| Decades: | 210s 220s 230s – 240s – 250s 260s 270s |
| Years: | 242 243 244 – 245 – 246 247 248 |
| 245 by topic | |
| Politics | |
| State leaders – Sovereign states | |
| Birth and death categories | |
| Births – Deaths | |
| Establishment and disestablishment categories | |
| Establishments – Disestablishments | |
| Gregorian calendar | 245 CCXLV |
| Ab urbe condita | 998 |
| Armenian calendar | N/A |
| Bahá'í calendar | -1599 – -1598 |
| Bengali calendar | -348 |
| Berber calendar | 1195 |
| Buddhist calendar | 789 |
| Burmese calendar | -393 |
| Byzantine calendar | 5753 – 5754 |
| Chinese calendar | 甲子年十一月十六日 (2881/2941-11-16) — to —
乙丑年十一月廿六日(2882/2942-11-26) |
| Coptic calendar | -39 – -38 |
| Ethiopian calendar | 237 – 238 |
| Hebrew calendar | 4005 – 4006 |
| Hindu calendars | |
| - Bikram Samwat | 301 – 302 |
| - Shaka Samvat | 167 – 168 |
| - Kali Yuga | 3346 – 3347 |
| Holocene calendar | 10245 |
| Iranian calendar | 377 BP – 376 BP |
| Islamic calendar | 389 BH – 388 BH |
| Japanese calendar | |
| Korean calendar | 2578 |
| Thai solar calendar | 788 |