Compare 212121 vs 212129

Property	212121	212129
Type	composite number	composite number
Unique factors	4	2
Total factors	6	3
Prime factorization	3² × 7² × 13¹ × 37¹	23² × 401¹
Prime factorization	3 × 3 × 7 × 7 × 13 × 37	23 × 23 × 401
Divisors count	36	6
Divisors	1, 3, 7, 9, 13, 21, 37, 39, 49, 63, 91, 111, 117, 147, 259, 273, 333, 441, 481, 637, 777, 819, 1443, 1813, 1911, 2331, 3367, 4329, 5439, 5733, 10101, 16317, 23569, 30303, 70707, 212121	1, 23, 401, 529, 9223, 212129
Number of properties	0	0
Roman numberals
Base 2	110011110010011001₂	110011110010100001₂
Base 3	101202222100₃	101202222122₃
Base 4	303302121₄	303302201₄
Base 5	23241441₅	23242004₅
Base 6	4314013₆	4314025₆
Base 7	1542300₇	1542311₇
Base 8	636231₈	636241₈
Base 9	352870₉	352878₉
Base 10	212121₁₀	212129₁₀
Base 11	135408₁₁	135415₁₁
Base 12	a2909₁₂	a2915₁₂
Base 13	75720₁₃	75728₁₃
Base 14	57437₁₄	57441₁₄
Base 15	42cb6₁₅	42cbe₁₅
Base 16	33c99₁₆	33ca1₁₆