Number of the day: 135327

Karl Weierstrass was born on this day 205 years ago.

Ronald Lewis Graham was born on this day 85 years ago.

Properties of the number 135327:

135327 = 3 × 79 × 571 is a sphenic number and squarefree.
135327 has 3 distinct prime factors, 8 divisors, 37 antidivisors and 88920 totatives.
135327 has a semiprime digit sum 21 in base 10.
135327 has a Fibonacci digit sum 21 in base 10.
135327 has a triangular digit sum 21 in base 10.
135327 has a triangular digit product 630 in base 10.
Reversing the decimal digits of 135327 results in a semiprime.
135327 = 67664² - 67663² = 22556² - 22553² = 896² - 817² = 404² - 167² is the difference of 2 nonnegative squares in 4 ways.
135327 is the sum of 2 positive triangular numbers.
135327 is the difference of 2 positive pentagonal numbers in 2 ways.
135327 is not the sum of 3 positive squares.
135327² is the sum of 3 positive squares.
135327 is a proper divisor of 103³⁰ - 1.
135327 in base 32 = 444v and consists of only the digits '4' and 'v'.
135327 in base 51 = 111O and consists of only the digits '1' and 'O'.
135327 in base 58 = eDD and consists of only the digits 'D' and 'e'.

The number 135327 belongs to the following On-Line Encyclopedia of Integer Sequences (OEIS) sequence (among others):

Sequence number and description below are taken from OEIS.
A331755: Number of vertices in a regular drawing of the complete bipartite graph K_{n,n}.