Il numero romano MMMMCMI nel sistema decimale vale: 4901.
MMMMCMI in latino si scrive quattuor milia nongenti unus,
mentre in italiano quattromilanovecentouno.
MMMMDCCCLXXXII, MMMMDCCCLXXXIII, MMMMDCCCLXXXIV, MMMMDCCCLXXXV, MMMMDCCCLXXXVI, MMMMDCCCLXXXVII, MMMMDCCCLXXXVIII, MMMMDCCCLXXXIX, MMMMDCCCXC, MMMMDCCCXCI, MMMMDCCCXCII, MMMMDCCCXCIII, MMMMDCCCXCIV, MMMMDCCCXCV, MMMMDCCCXCVI, MMMMDCCCXCVII, MMMMDCCCXCVIII, MMMMDCCCXCIX, MMMMCM, MMMMCMII, MMMMCMIII, MMMMCMIV, MMMMCMV, MMMMCMVI, MMMMCMVII, MMMMCMVIII, MMMMCMIX, MMMMCMX, MMMMCMXI, MMMMCMXII, MMMMCMXIII, MMMMCMXIV, MMMMCMXV, MMMMCMXVI, MMMMCMXVII, MMMMCMXVIII, MMMMCMXIX, MMMMCMXX