Properties of the Number 64473

Sixty-Four Thousand Four Hundred Seventy-Three

Basics

Value: 64472 → 64473 → 64474

Parity: odd

Prime: No

Previous Prime: 64453

Next Prime: 64483

Digit Sum: 24

Digital Root: 6

Palindrome: No

Factorization: 3 × 21491

Divisors: 1, 3, 21491, 64473

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 1111101111011001

Octal: 175731

Duodecimal: 31389

Hexadecimal: fbd9

Square: 4156767729

Square Root: 253.91534022189364

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 nXk arrays of the minimum value of corresponding elements and their horizontal, vertical, diagonal or antidiagonal neighbors in a random 0..2 nXk array. A217547

a(n) = 63·2ⁿ - 39 (n>=1). A304509

a(1) = 6, a(n) = smallest number of the form k·a(n-1) + 1 with the same number of divisors, i.e., 4. A85067

Number of rooted identity trees with n nodes and exactly 8 subtrees from the root. A227812

a(1) = 6, a(n) = smallest number of the form k·a(n-1) +1 with the same prime signature p·q (6 = 2·3), where p and q are primes. A85066

Number of n X 4 arrays of the minimum value of corresponding elements and their horizontal, vertical, diagonal or antidiagonal neighbors in a random 0..2 n X 4 array. A217543

Number of nX6 arrays of the minimum value of corresponding elements and their horizontal, vertical, diagonal or antidiagonal neighbors in a random 0..2 nX6 array. A217545

Where the odd terms appear in A064413 (if it begins at 2). A64473