Compare 61981 vs 61988

Property	61981	61988
Type	prime	composite number
Unique factors	1	2
Total factors	1	3
Prime factorization	61981¹	2² × 15497¹
Prime factorization	61981	2 × 2 × 15497
Divisors count	2	6
Divisors	1, 61981	1, 2, 4, 15497, 30994, 61988
Number of properties	4	0
Primes	6230th
Pythagorean primes	3107th
Sexy primes (1st member)	1675th
Twin primes (2nd member)	827th
Roman numberals
Base 2	1111001000011101₂	1111001000100100₂
Base 3	10011000121₃	10011000212₃
Base 4	33020131₄	33020210₄
Base 5	3440411₅	3440423₅
Base 6	1154541₆	1154552₆
Base 7	345463₇	345503₇
Base 8	171035₈	171044₈
Base 9	104017₉	104025₉
Base 10	61981₁₀	61988₁₀
Base 11	42627₁₁	42633₁₁
Base 12	2ba51₁₂	2ba58₁₂
Base 13	2229a₁₃	222a4₁₃
Base 14	18833₁₄	1883a₁₄
Base 15	13571₁₅	13578₁₅
Base 16	f21d₁₆	f224₁₆