Properties of the Number 80938

Eighty Thousand Nine Hundred Thirty-Eight

Basics

Value: 80937 → 80938 → 80939

Parity: even

Prime: No

Previous Prime: 80933

Next Prime: 80953

Digit Sum: 28

Digital Root: 1

Palindrome: No

Factorization: 2 × 11 × 13 × 283

Divisors: 1, 2, 11, 13, 22, 26, 143, 283, 286, 566

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 10011110000101010

Octal: 236052

Duodecimal: 3AA0A

Hexadecimal: 13c2a

Square: 6550959844

Square Root: 284.4960456667192

Classification

Fibonacci: No

Bell Number: No

Factorial Number: No

Regular Number: No

Perfect Number: No

Special

Kaprekar Constant: No

Munchausen Constant: No

Armstrong Number: No

Kaprekar Number: No

Catalan Number: No

Vampire Number: No

Taxicab Number: No

Super Prime: No

Friedman Number: No

Fermat Number: No

Cullen Number: No

OEIS Sequences

Number T(n,k) of permutations p of [n] such that k is the maximum of the partial sums of the signed up-down jump sequence of 0,p; triangle T(n,k), k>=0, k<=n<=k*(k+1)/2, read by columns. A316293

Number of mutual-visibility sets in the n-prism graph. A389184

Numbers k such that 75·2^k-1 is prime. A50563

Numbers k such that k = x + y, k' = x' + y' and k'' = x'' + y'', where k' and k'' are the first and second arithmetic derivatives of k. A293252

30·a(n) is the gap between sexy prime triples in the n-th sexy prime triple triple whose initial term is 17. A90891

Number of Catalan paths (nonnegative, starting and ending at 0, step +-1) of 2·n steps with all values less than or equal to 7. A80938

a(n) = a(n-1)*a(n-2) with a(0)=1, a(1)=4. A10099