Properties of the Number 9065

Nine Thousand Sixty-Five

Basics

Value: 9064 → 9065 → 9066

Parity: odd

Prime: No

Previous Prime: 9059

Next Prime: 9067

Digit Sum: 20

Digital Root: 2

Palindrome: No

Factorization: 5 × 7 ² × 37

Divisors: 1, 5, 7, 35, 37, 49, 185, 245, 259, 1295

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

8509 Try Today's Challenge

Representations

Binary: 10001101101001

Octal: 21551

Duodecimal: 52B5

Hexadecimal: 2369

Square: 82174225

Square Root: 95.2102935611481

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

a(n) = ∑_i=1..n C(i+2,3)³. A86021

a(n) = (n+1)*(n+3)*(n+8)/6. A297

Number of domino tilings of a 9-pillow of order n. A112842

a(n) = 7·n² + 14·n. A67727

a(n) = ∑_k=0..n binomial(n+k,k)³. A112028

-7-Knödel numbers. A225511

Triangle of a(n,k) = number of minimal covers of an n-set that cover k points of that set uniquely (n >= 1, k >= 1). A35347

Sum of parts of the n-th subsection of the head of the last section of the set of partitions of any odd integer >= 2n+1. A182995

a(n) = n*(n+1)*(n²+5·n+18)/24. A51744

Start with 1057 and repeatedly reverse the digits and add 2 to get the next term. A120215