Compare 640252 vs 640261

Property	640252	640261
Type	composite number	prime
Unique factors	3	1
Total factors	4	1
Prime factorization	2² × 67¹ × 2389¹	640261¹
Prime factorization	2 × 2 × 67 × 2389	640261
Divisors count	12	2
Divisors	1, 2, 4, 67, 134, 268, 2389, 4778, 9556, 160063, 320126, 640252	1, 640261
Number of properties	0	5
Additive primes		20363rd
Lucky primes		5980th
Primes		52100th
Sexy primes (1st member)		11288th
Twin primes (2nd member)		5636th
Roman numberals
Base 2	10011100010011111100₂	10011100010100000101₂
Base 3	1012112021001₃	1012112021101₃
Base 4	2130103330₄	2130110011₄
Base 5	130442002₅	130442021₅
Base 6	21420044₆	21420101₆
Base 7	5304424₇	5304436₇
Base 8	2342374₈	2342405₈
Base 9	1175231₉	1175241₉
Base 10	640252₁₀	640261₁₀
Base 11	3a8038₁₁	3a8046₁₁
Base 12	26a624₁₂	26a631₁₂
Base 13	195562₁₃	19556b₁₃
Base 14	129484₁₄	12948d₁₄
Base 15	c9a87₁₅	c9a91₁₅
Base 16	9c4fc₁₆	9c505₁₆