Compare 1381 vs 1382

Property	1381	1382
Type	prime	semiprime
Unique factors	1	2
Total factors	1	2
Prime factorization	1381¹	2¹ × 691¹
Prime factorization	1381	2 × 691
Divisors count	2	4
Divisors	1, 1381	1, 2, 691, 1382
Number of properties	7	1
Additive primes	122nd
Chen primes	144th
Emirps	64th
Isolated primes	130th
Long primes	86th
Primes	221st
Pythagorean primes	109th
Semiprimes		407th
Roman numberals	MCCCLXXXI	MCCCLXXXII
Base 2	10101100101₂	10101100110₂
Base 3	1220011₃	1220012₃
Base 4	111211₄	111212₄
Base 5	21011₅	21012₅
Base 6	10221₆	10222₆
Base 7	4012₇	4013₇
Base 8	2545₈	2546₈
Base 9	1804₉	1805₉
Base 10	1381₁₀	1382₁₀
Base 11	1046₁₁	1047₁₁
Base 12	971₁₂	972₁₂
Base 13	823₁₃	824₁₃
Base 14	709₁₄	70a₁₄
Base 15	621₁₅	622₁₅
Base 16	565₁₆	566₁₆