Compare 664009 vs 664021

Property	664009	664021
Type	prime	semiprime
Unique factors	1	2
Total factors	1	2
Prime factorization	664009¹	457¹ × 1453¹
Prime factorization	664009	457 × 1453
Divisors count	2	4
Divisors	1, 664009	1, 457, 1453, 664021
Number of properties	2	1
Isolated primes	42238th
Primes	53869th
Semiprimes		142070th
Roman numberals
Base 2	10100010000111001001₂	10100010000111010101₂
Base 3	1020201211221₃	1020201212101₃
Base 4	2202013021₄	2202013111₄
Base 5	132222014₅	132222041₅
Base 6	22122041₆	22122101₆
Base 7	5433613₇	5433631₇
Base 8	2420711₈	2420725₈
Base 9	1221757₉	1221771₉
Base 10	664009₁₀	664021₁₀
Base 11	413975₁₁	413986₁₁
Base 12	280321₁₂	280331₁₂
Base 13	1a3308₁₃	1a3317₁₃
Base 14	133db3₁₄	133dc1₁₄
Base 15	d1b24₁₅	d1b31₁₅
Base 16	a21c9₁₆	a21d5₁₆