Compare 201279 vs 201287

Property	201279	201287
Type	composite number	prime
Unique factors	3	1
Total factors	4	1
Prime factorization	3¹ × 13² × 397¹	201287¹
Prime factorization	3 × 13 × 13 × 397	201287
Divisors count	12	2
Divisors	1, 3, 13, 39, 169, 397, 507, 1191, 5161, 15483, 67093, 201279	1, 201287
Number of properties	0	6
Harmonic primes		6792nd
Isolated primes		13753rd
Long primes		6779th
Primes		18084th
Sexy primes (2nd member)		4317th
Ulam primes		1294th
Roman numberals
Base 2	110001001000111111₂	110001001001000111₂
Base 3	101020002210₃	101020010002₃
Base 4	301020333₄	301021013₄
Base 5	22420104₅	22420122₅
Base 6	4151503₆	4151515₆
Base 7	1465551₇	1465562₇
Base 8	611077₈	611107₈
Base 9	336083₉	336102₉
Base 10	201279₁₀	201287₁₀
Base 11	128251₁₁	128259₁₁
Base 12	98593₁₂	9859b₁₂
Base 13	70800₁₃	70808₁₃
Base 14	534d1₁₄	534d9₁₄
Base 15	3e989₁₅	3e992₁₅
Base 16	3123f₁₆	31247₁₆