Compare 21840 vs 21841

Property	21840	21841
Type	composite number	prime
Unique factors	5	1
Total factors	8	1
Prime factorization	2⁴ × 3¹ × 5¹ × 7¹ × 13¹	21841¹
Prime factorization	2 × 2 × 2 × 2 × 3 × 5 × 7 × 13	21841
Divisors count	80	2
Divisors	1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 16, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 48, 52, 56, 60, 65, 70, 78, 80, 84, 91, 104, 105, 112, 120, 130, 140, 156, 168, 182, 195, 208, 210, 240, 260, 273, 280, 312, 336, 364, 390, 420, 455, 520, 546, 560, 624, 728, 780, 840, 910, 1040, 1092, 1365, 1456, 1560, 1680, 1820, 2184, 2730, 3120, 3640, 4368, 5460, 7280, 10920, 21840	1, 21841
Number of properties	0	6
Centered square primes		38th
Happy primes		406th
Lucky primes		397th
Primes		2450th
Pythagorean primes		1216th
Twin primes (2nd member)		372nd
Roman numberals
Base 2	101010101010000₂	101010101010001₂
Base 3	1002221220₃	1002221221₃
Base 4	11111100₄	11111101₄
Base 5	1144330₅	1144331₅
Base 6	245040₆	245041₆
Base 7	120450₇	120451₇
Base 8	52520₈	52521₈
Base 9	32856₉	32857₉
Base 10	21840₁₀	21841₁₀
Base 11	15455₁₁	15456₁₁
Base 12	10780₁₂	10781₁₂
Base 13	9c30₁₃	9c31₁₃
Base 14	7d60₁₄	7d61₁₄
Base 15	6710₁₅	6711₁₅
Base 16	5550₁₆	5551₁₆