Question

What is the number which has the first 4 prime numbers as its only factors: a) 280 b) 200 c) 300 d) 210

Answer 1

$\huge\red{\underline{✪Solution}}$

An extravagant number has fewer digits than its prime factorization. The first in decimal: 4, 6, 8, 9, 12, 18, 20, 22, 24, 26, 28, 30

Answer 2

$\huge\mathbb\purple{Solution}$

$\huge\bf\red{Option\: d\: 210}$

➮ 210 = 2 × 3 × 5 × 7