Compare 681971 vs 681980

Property	681971	681980
Type	prime	composite number
Unique factors	1	5
Total factors	1	6
Prime factorization	681971¹	2² × 5¹ × 13¹ × 43¹ × 61¹
Prime factorization	681971	2 × 2 × 5 × 13 × 43 × 61
Divisors count	2	48
Divisors	1, 681971	1, 2, 4, 5, 10, 13, 20, 26, 43, 52, 61, 65, 86, 122, 130, 172, 215, 244, 260, 305, 430, 559, 610, 793, 860, 1118, 1220, 1586, 2236, 2623, 2795, 3172, 3965, 5246, 5590, 7930, 10492, 11180, 13115, 15860, 26230, 34099, 52460, 68198, 136396, 170495, 340990, 681980
Number of properties	4	0
Isolated primes	43315th
Primes	55212th
Sexy primes (1st member)	11875th
Sexy prime triplets (1st member)	2163rd
Roman numberals
Base 2	10100110011111110011₂	10100110011111111100₂
Base 3	1021122111012₃	1021122111112₃
Base 4	2212133303₄	2212133330₄
Base 5	133310341₅	133310410₅
Base 6	22341135₆	22341152₆
Base 7	5540153₇	5540165₇
Base 8	2463763₈	2463774₈
Base 9	1248435₉	1248445₉
Base 10	681971₁₀	681980₁₀
Base 11	426414₁₁	426422₁₁
Base 12	28a7ab₁₂	28a7b8₁₂
Base 13	1ab544₁₃	1ab550₁₃
Base 14	13a763₁₄	13a76c₁₄
Base 15	d70eb₁₅	d7105₁₅
Base 16	a67f3₁₆	a67fc₁₆