Compare 642245 vs 642253

Property	642245	642253
Type	semiprime	prime
Unique factors	2	1
Total factors	2	1
Prime factorization	5¹ × 128449¹	642253¹
Prime factorization	5 × 128449	642253
Divisors count	4	2
Divisors	1, 5, 128449, 642245	1, 642253
Number of properties	1	6
Happy primes		7436th
Isolated primes		40945th
Lucky primes		6000th
Primes		52244th
Semiprimes	137600th
Sexy primes (2nd member)		11321st
Sexy prime triplets (3rd member)		2077th
Roman numberals
Base 2	10011100110011000101₂	10011100110011001101₂
Base 3	1012121222212₃	1012122000011₃
Base 4	2130303011₄	2130303031₄
Base 5	131022440₅	131023003₅
Base 6	21433205₆	21433221₆
Base 7	5313302₇	5313313₇
Base 8	2346305₈	2346315₈
Base 9	1177885₉	1178004₉
Base 10	642245₁₀	642253₁₀
Base 11	3a958a₁₁	3a9597₁₁
Base 12	26b805₁₂	26b811₁₂
Base 13	196436₁₃	196441₁₃
Base 14	12a0a9₁₄	12a0b3₁₄
Base 15	ca465₁₅	ca46d₁₅
Base 16	9ccc5₁₆	9cccd₁₆