Compare 21881 vs 21882

Property	21881	21882
Type	prime	composite number
Unique factors	1	4
Total factors	1	4
Prime factorization	21881¹	2¹ × 3¹ × 7¹ × 521¹
Prime factorization	21881	2 × 3 × 7 × 521
Divisors count	2	16
Divisors	1, 21881	1, 2, 3, 6, 7, 14, 21, 42, 521, 1042, 1563, 3126, 3647, 7294, 10941, 21882
Number of properties	4	0
Chen primes	1204th
Isolated primes	1712th
Primes	2455th
Pythagorean primes	1217th
Roman numberals
Base 2	101010101111001₂	101010101111010₂
Base 3	1010000102₃	1010000110₃
Base 4	11111321₄	11111322₄
Base 5	1200011₅	1200012₅
Base 6	245145₆	245150₆
Base 7	120536₇	120540₇
Base 8	52571₈	52572₈
Base 9	33012₉	33013₉
Base 10	21881₁₀	21882₁₀
Base 11	15492₁₁	15493₁₁
Base 12	107b5₁₂	107b6₁₂
Base 13	9c62₁₃	9c63₁₃
Base 14	7d8d₁₄	7d90₁₄
Base 15	673b₁₅	673c₁₅
Base 16	5579₁₆	557a₁₆