977

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Number

$977$ (nine hundred and seventy-seven) is:

The $165$th prime number

The $6$th Stern number after $1$, $3$, $17$, $137$, $227$

The $6$th Stern prime after $1$, $3$, $17$, $137$, $227$

The $15$th balanced prime after $5$, $53$, $157$, $173$, $211$, $257$, $263$, $373$, $563$, $593$, $607$, $653$, $733$, $947$:

$977 = \dfrac {971 + 983} 2$

The $18$th obstinate number after $1$, $127$, $149$, $251$, $331$, $337$, $373$, $509$, $599$, $701$, $757$, $757$, $809$, $877$, $905$, $907$, $959$

The $44$th near-repdigit prime after $101$, $113$, $131$, $151$, $\ldots$, $727$, $733$, $757$, $773$, $787$, $797$, $811$, $877$, $881$, $883$, $887$, $911$, $919$, $929$

The $59$th long period prime after $7$, $17$, $19$, $23$, $29$, $\ldots$, $823$, $857$, $863$, $887$, $937$, $941$, $953$, $971$

Also see

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