Compare 658639 vs 658640

Property	658639	658640
Type	prime	composite number
Unique factors	1	3
Total factors	1	6
Prime factorization	658639¹	2⁴ × 5¹ × 8233¹
Prime factorization	658639	2 × 2 × 2 × 2 × 5 × 8233
Divisors count	2	20
Divisors	1, 658639	1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 8233, 16466, 32932, 41165, 65864, 82330, 131728, 164660, 329320, 658640
Number of properties	7	0
Additive primes	20877th
Chen primes	20921st
Cousin primes (1st member)	5767th
Isolated primes	41927th
Lucky primes	6127th
Primes	53464th
Sexy primes (2nd member)	11551st
Roman numberals
Base 2	10100000110011001111₂	10100000110011010000₂
Base 3	1020110111001₃	1020110111002₃
Base 4	2200303033₄	2200303100₄
Base 5	132034024₅	132034030₅
Base 6	22041131₆	22041132₆
Base 7	5412142₇	5412143₇
Base 8	2406317₈	2406320₈
Base 9	1213431₉	1213432₉
Base 10	658639₁₀	658640₁₀
Base 11	40a933₁₁	40a934₁₁
Base 12	2791a7₁₂	2791a8₁₂
Base 13	1a0a37₁₃	1a0a38₁₃
Base 14	132059₁₄	13205a₁₄
Base 15	d0244₁₅	d0245₁₅
Base 16	a0ccf₁₆	a0cd0₁₆