Compare 164987 vs 164990

Property	164987	164990
Type	prime	composite number
Unique factors	1	4
Total factors	1	4
Prime factorization	164987¹	2¹ × 5¹ × 7¹ × 2357¹
Prime factorization	164987	2 × 5 × 7 × 2357
Divisors count	2	16
Divisors	1, 164987	1, 2, 5, 7, 10, 14, 35, 70, 2357, 4714, 11785, 16499, 23570, 32998, 82495, 164990
Number of properties	4	0
Harmonic primes	5670th
Isolated primes	11403rd
Primes	15092nd
Safe primes	1000th
Roman numberals
Base 2	101000010001111011₂	101000010001111110₂
Base 3	22101022122₃	22101022202₃
Base 4	220101323₄	220101332₄
Base 5	20234422₅	20234430₅
Base 6	3311455₆	3311502₆
Base 7	1255004₇	1255010₇
Base 8	502173₈	502176₈
Base 9	271278₉	271282₉
Base 10	164987₁₀	164990₁₀
Base 11	102a59₁₁	102a61₁₁
Base 12	7b58b₁₂	7b592₁₂
Base 13	5a134₁₃	5a137₁₃
Base 14	441ab₁₄	441b0₁₄
Base 15	33d42₁₅	33d45₁₅
Base 16	2847b₁₆	2847e₁₆