Properties of the Number 83448

Eighty-Three Thousand Four Hundred Forty-Eight

Basics

Value: 83447 → 83448 → 83449

Parity: even

Prime: No

Previous Prime: 83443

Next Prime: 83449

Digit Sum: 27

Digital Root: 9

Palindrome: No

Factorization: 2 ³ × 3 ² × 19 × 61

Divisors: 1, 2, 3, 4, 6, 8, 9, 12, 18, 19

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: Yes

Tetrahedral: No

Today's Target

2730 Try Today's Challenge

Representations

Binary: 10100010111111000

Octal: 242770

Duodecimal: 40360

Hexadecimal: 145f8

Square: 6963568704

Square Root: 288.87367481305733

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 of 9-regular cubic partitions of n. A335604

Expansion of (1+13·x+32·x²+13·x³+x⁴)/(1-x)⁵. A160765

Square array A(n,k), n >= 1, k >= 1, read by antidiagonals downwards, where A(n,k) = n! * k! * [xⁿ * y^k] (1/2) * (1 / (1 - log(1-x) * log(1-y))² - 1). A382801

Array read by antidiagonals: T(n,k) (n>=1, k>=1) = number of ways to select four points from an n X k grid so that three of them form a triangle of nonzero area and the extra point is on one of the edges of the triangle. A334710

Number of length-n 0..6 arrays with no following elements larger than the first repeated value. A267469

Concatenation of first n numbers - n!. a(n) = 1234567891011... up to n - 1·2*3·4*5·6*7·8*9·10·11... up to n. A83448