261-1 is prime

English name European style

(chongo's home page) (return - more primes) (useful links below)

The decimal value of this prime was computed with calc and the English name was computed with number.





two trillion,
three hundred five billiard,
eight hundred forty three billion,
nine milliard,
two hundred thirteen million,
six hundred ninety three thousand,
nine hundred fifty one








Some useful links

Large prime numbers

Definitions and theory

Searching for Mersenne primes

EFF Cooperative Computing Awards

Source code

Other prime links






© 1994-2022 Landon Curt Noll
chongo (was here) /\oo/\