Number of the day: 81326848

Giuseppe Peano was born on this day 158 years ago.

Properties of the number 81326848:

81326848 = 2⁸ × 107 × 2969 is the 76584398^th composite number and is not squarefree.
81326848 has 3 distinct prime factors, 36 divisors, 23 antidivisors and 40269824 totatives.
81326848 is the difference of 2 nonnegative squares in 14 ways.
81326848 is the sum of 2 positive triangular numbers.
81326848 is the difference of 2 positive pentagonal numbers in 1 way.
81326848 = 304² + 816² + 8976² is the sum of 3 positive squares.
81326848² = 6327552² + 81080320² is the sum of 2 positive squares in 1 way.
81326848² is the sum of 3 positive squares.
81326848 is a divisor of 1663²¹² - 1.