Compare 1001988 vs 1001989

Property	1001988	1001989
Type	composite number	prime
Unique factors	4	1
Total factors	6	1
Prime factorization	2² × 3² × 13¹ × 2141¹	1001989¹
Prime factorization	2 × 2 × 3 × 3 × 13 × 2141	1001989
Divisors count	36	2
Divisors	1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 468, 2141, 4282, 6423, 8564, 12846, 19269, 25692, 27833, 38538, 55666, 77076, 83499, 111332, 166998, 250497, 333996, 500994, 1001988	1, 1001989
Number of properties	0	6
Chen primes		30001st
Isolated primes		62279th
Primes		78650th
Sexy primes (2nd member)		16409th
Sexy prime triplets (3rd member)		2905th
Ulam primes		5763rd
Roman numberals
Base 2	11110100101000000100₂	11110100101000000101₂
Base 3	1212220110200₃	1212220110201₃
Base 4	3310220010₄	3310220011₄
Base 5	224030423₅	224030424₅
Base 6	33250500₆	33250501₆
Base 7	11342151₇	11342152₇
Base 8	3645004₈	3645005₈
Base 9	1786420₉	1786421₉
Base 10	1001988₁₀	1001989₁₀
Base 11	624899₁₁	62489a₁₁
Base 12	403a30₁₂	403a31₁₂
Base 13	2910c0₁₃	2910c1₁₃
Base 14	1c1228₁₄	1c1229₁₄
Base 15	14bd43₁₅	14bd44₁₅
Base 16	f4a04₁₆	f4a05₁₆