Compare 139660 vs 139661

Property	139660	139661
Type	composite number	prime
Unique factors	3	1
Total factors	4	1
Prime factorization	2² × 5¹ × 6983¹	139661¹
Prime factorization	2 × 2 × 5 × 6983	139661
Divisors count	12	2
Divisors	1, 2, 4, 5, 10, 20, 6983, 13966, 27932, 34915, 69830, 139660	1, 139661
Number of properties	0	8
Chen primes		5590th
Emirps		2698th
Harmonic primes		4875th
Long primes		4850th
Primes		12979th
Pythagorean primes		6464th
Super primes		1546th
Twin primes (1st member)		1607th
Roman numberals
Base 2	100010000110001100₂	100010000110001101₂
Base 3	21002120121₃	21002120122₃
Base 4	202012030₄	202012031₄
Base 5	13432120₅	13432121₅
Base 6	2554324₆	2554325₆
Base 7	1121113₇	1121114₇
Base 8	420614₈	420615₈
Base 9	232517₉	232518₉
Base 10	139660₁₀	139661₁₀
Base 11	95a24₁₁	95a25₁₁
Base 12	689a4₁₂	689a5₁₂
Base 13	4b751₁₃	4b752₁₃
Base 14	38c7a₁₄	38c7b₁₄
Base 15	2b5aa₁₅	2b5ab₁₅
Base 16	2218c₁₆	2218d₁₆