247 (number)
Natural number
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247 (two hundred [and] forty-seven) is the natural number following 246 and preceding 248. It is a composite number.
Cardinaltwo hundred forty-seven
Ordinal247th
(two hundred forty-seventh)
(two hundred forty-seventh)
Factorization13 × 19
Greek numeralΣΜΖ´
| ||||
|---|---|---|---|---|
| Cardinal | two hundred forty-seven | |||
| Ordinal | 247th (two hundred forty-seventh) | |||
| Factorization | 13 × 19 | |||
| Greek numeral | ΣΜΖ´ | |||
| Roman numeral | CCXLVII, ccxlvii | |||
| Binary | 111101112 | |||
| Ternary | 1000113 | |||
| Senary | 10516 | |||
| Octal | 3678 | |||
| Duodecimal | 18712 | |||
| Hexadecimal | F716 | |||
247 is a pentagonal number.[1]