Number of the day: 182420

Properties of the number 182420:

182420 = 2² × 5 × 7 × 1303 is the 165890^th composite number and is not squarefree.
182420 has 4 distinct prime factors, 24 divisors, 15 antidivisors and 62496 totatives.
182420 has an emirp digit sum 17 in base 10.
182420 = 45606² - 45604² = 9126² - 9116² = 6522² - 6508² = 1338² - 1268² is the difference of 2 nonnegative squares in 4 ways.
182420 is the difference of 2 positive pentagonal numbers in 4 ways.
182420 = 12² + 50² + 424² is the sum of 3 positive squares.
182420² = 109452² + 145936² is the sum of 2 positive squares in 1 way.
182420² is the sum of 3 positive squares.
182420 is a divisor of 1399⁶ - 1.
182420 = '182' + '420' is the concatenation of 2 oblong numbers.
182420 is palindromic in (at least) the following bases: 12, and 95.