Compare 61987 vs 61990

Property	61987	61990
Type	prime	composite number
Unique factors	1	3
Total factors	1	3
Prime factorization	61987¹	2¹ × 5¹ × 6199¹
Prime factorization	61987	2 × 5 × 6199
Divisors count	2	8
Divisors	1, 61987	1, 2, 5, 10, 6199, 12398, 30995, 61990
Number of properties	6	0
Additive primes	2694th
Chen primes	2859th
Cousin primes (1st member)	826th
Isolated primes	4578th
Primes	6231st
Sexy primes (2nd member)	1675th
Roman numberals
Base 2	1111001000100011₂	1111001000100110₂
Base 3	10011000211₃	10011000221₃
Base 4	33020203₄	33020212₄
Base 5	3440422₅	3440430₅
Base 6	1154551₆	1154554₆
Base 7	345502₇	345505₇
Base 8	171043₈	171046₈
Base 9	104024₉	104027₉
Base 10	61987₁₀	61990₁₀
Base 11	42632₁₁	42635₁₁
Base 12	2ba57₁₂	2ba5a₁₂
Base 13	222a3₁₃	222a6₁₃
Base 14	18839₁₄	1883c₁₄
Base 15	13577₁₅	1357a₁₅
Base 16	f223₁₆	f226₁₆