Properties of the Number 85007

Eighty-Five Thousand Seven

Basics

Value: 85006 → 85007 → 85008

Parity: odd

Prime: No

Previous Prime: 84991

Next Prime: 85009

Digit Sum: 20

Digital Root: 2

Palindrome: No

Factorization: 13 ² × 503

Divisors: 1, 13, 169, 503, 6539, 85007

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10100110000001111

Octal: 246017

Duodecimal: 4123B

Hexadecimal: 14c0f

Square: 7226190049

Square Root: 291.55959939607544

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

T(n,k)=Number of lower triangles of an (n+2k-2)X(n+2k-2) 0..k array with new values introduced in row major order 0..k and no element unequal to more than one horizontal or vertical neighbor. A194778

Number of lower triangles of an (n+10) X (n+10) 0..6 array with new values introduced in row major order 0..6 and no element unequal to more than one horizontal or vertical neighbor. A194776

Number of lower triangles of a (2n+1)X(2n+1) 0..n array with new values introduced in row major order 0..n and no element unequal to more than one horizontal or vertical neighbor. A194781

Partial sums of A085006. A85007