Number of the day: 140218

Properties of the number 140218:

140218 = 2 × 13 × 5393 is a sphenic number and squarefree.
140218 has 3 distinct prime factors, 8 divisors, 7 antidivisors and 64704 totatives.
Reversing the decimal digits of 140218 results in a sphenic number.
140218 is the sum of 2 positive triangular numbers.
140218 is the difference of 2 positive pentagonal numbers in 4 ways.
140218 = 113² + 357² = 33² + 373² is the sum of 2 positive squares in 2 ways.
140218 = 24² + 59² + 369² is the sum of 3 positive squares.
140218² = 80682² + 114680² = 53930² + 129432² = 24618² + 138040² = 30368² + 136890² is the sum of 2 positive squares in 4 ways.
140218² is the sum of 3 positive squares.
140218 is a proper divisor of 53³³⁷ - 1.
140218 is palindromic in (at least) base 62.
140218 in base 24 = a3aa and consists of only the digits '3' and 'a'.
140218 in base 62 = aTa and consists of only the digits 'T' and 'a'.