Compare 61981 vs 61983

Property	61981	61983
Type	prime	composite number
Unique factors	1	3
Total factors	1	4
Prime factorization	61981¹	3² × 71¹ × 97¹
Prime factorization	61981	3 × 3 × 71 × 97
Divisors count	2	12
Divisors	1, 61981	1, 3, 9, 71, 97, 213, 291, 639, 873, 6887, 20661, 61983
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	1111001000011111₂
Base 3	10011000121₃	10011000200₃
Base 4	33020131₄	33020133₄
Base 5	3440411₅	3440413₅
Base 6	1154541₆	1154543₆
Base 7	345463₇	345465₇
Base 8	171035₈	171037₈
Base 9	104017₉	104020₉
Base 10	61981₁₀	61983₁₀
Base 11	42627₁₁	42629₁₁
Base 12	2ba51₁₂	2ba53₁₂
Base 13	2229a₁₃	2229c₁₃
Base 14	18833₁₄	18835₁₄
Base 15	13571₁₅	13573₁₅
Base 16	f21d₁₆	f21f₁₆