Is 1820261 a Prime Number

YES

1820261 is a prime number.

1820261 is not a composite number, it only has factor 1 and itself.

Prime Index of 1820261

Prime Numbe Index: 136465 th
The 1820261 st prime number: 29353901
Hex format: 1BC665
Binary format: 0b110111100011001100101

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