Compare 129915 vs 129917

Property	129915	129917
Type	composite number	prime
Unique factors	3	1
Total factors	4	1
Prime factorization	3² × 5¹ × 2887¹	129917¹
Prime factorization	3 × 3 × 5 × 2887	129917
Divisors count	12	2
Divisors	1, 3, 5, 9, 15, 45, 2887, 8661, 14435, 25983, 43305, 129915	1, 129917
Number of properties	0	6
Additive primes		5010th
Chen primes		5252nd
Primes		12153rd
Pythagorean primes		6053rd
Twin primes (1st member)		1517th
Ulam primes		855th
Roman numberals
Base 2	11111101101111011₂	11111101101111101₂
Base 3	20121012200₃	20121012202₃
Base 4	133231323₄	133231331₄
Base 5	13124130₅	13124132₅
Base 6	2441243₆	2441245₆
Base 7	1050522₇	1050524₇
Base 8	375573₈	375575₈
Base 9	217180₉	217182₉
Base 10	129915₁₀	129917₁₀
Base 11	89675₁₁	89677₁₁
Base 12	63223₁₂	63225₁₂
Base 13	47196₁₃	47198₁₃
Base 14	354b9₁₄	354bb₁₄
Base 15	28760₁₅	28762₁₅
Base 16	1fb7b₁₆	1fb7d₁₆