Factors of 168

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What are the Factors of 168?

Answer

Factors of 168:
1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168

16 factors · 168 = 23 × 3 × 7 · composite

Underlined — prime: 2, 3, 7 · 1 — neither prime nor composite · others — composite

Factor pairs of 168

  • 1 × 168
  • 2 × 84
  • 3 × 56
  • 4 × 42
  • 6 × 28
  • 7 × 24
  • 8 × 21
  • 12 × 14

√168 ≈ 12.96 — the last pair 12 × 14 sits here; past it pairs repeat.

168 = 23 × 3 × 7 → (3 + 1) × (1 + 1) × (1 + 1) = 16 factors: add 1 to each exponent and multiply.

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Factors Table

NumberFactors
1531, 3, 9, 17, 51, 153
1541, 2, 7, 11, 14, 22, 77, 154
1551, 5, 31, 155
1561, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156
1571, 157
1581, 2, 79, 158
1591, 3, 53, 159
1601, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160
1611, 7, 23, 161
1621, 2, 3, 6, 9, 18, 27, 54, 81, 162
1631, 163
1641, 2, 4, 41, 82, 164
1651, 3, 5, 11, 15, 33, 55, 165
1661, 2, 83, 166
1671, 167
1681, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168
1691, 13, 169
1701, 2, 5, 10, 17, 34, 85, 170
1711, 3, 9, 19, 57, 171
1721, 2, 4, 43, 86, 172
1731, 173
1741, 2, 3, 6, 29, 58, 87, 174
1751, 5, 7, 25, 35, 175
1761, 2, 4, 8, 11, 16, 22, 44, 88, 176
1771, 3, 59, 177
1781, 2, 89, 178
1791, 179
1801, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180
1811, 181
1821, 2, 7, 13, 14, 26, 91, 182

FAQ

What are the Factors of 168?

Factors of 168: 1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168

How many factors does 168 have?

Number 168 has 16 factors

How many Factor Pairs does 168 have?

Number 168 has 8 factor pairs

Is 168 a prime or composite number?

Composite: 168 = 2³ × 3 × 7, so it has 16 factors — a prime has exactly two.

How many factors does 168 have excluding 1 and 168?

14: 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56 and 84.

See Also