Properties of the Number 53472

Fifty-Three Thousand Four Hundred Seventy-Two

Basics

Value: 53471 → 53472 → 53473

Parity: even

Prime: No

Previous Prime: 53453

Next Prime: 53479

Digit Sum: 21

Digital Root: 3

Palindrome: No

Factorization: 2 ⁵ × 3 × 557

Divisors: 1, 2, 3, 4, 6, 8, 12, 16, 24, 32

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 1101000011100000

Octal: 150340

Duodecimal: 26B40

Hexadecimal: d0e0

Square: 2859254784

Square Root: 231.24013492471414

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

The fourth row of the ED1 array A167546. A167547

a(n) = ∑_k=1..n-1 σ(k) * sigma₂(n-k). A374974

a(n) = floor(∏_k=2..n log(k)). A56690

G.f. A(x,y) satisfies: A(x,y) = x·y + A(x,x·y)², with A(0,y) = 1. A275670

a(n) is the cototient of n (A051953) iterated 4 times. A53472

Number of (n+1)X3 0..3 arrays containing all values 0..3 with every 2X2 subblock having two or three distinct values, and new values 0..3 introduced in row major order. A210314

Number of (5+2)X(n+2) 0..3 arrays with every 3X3 subblock row and diagonal sum equal to 1 2 4 6 or 7 and every 3X3 column and antidiagonal sum not equal to 1 2 4 6 or 7. A252563

Number of (5+2)X(n+2) 0..3 arrays with every 3X3 subblock row and diagonal sum equal to 1 2 5 6 or 7 and every 3X3 column and antidiagonal sum not equal to 1 2 5 6 or 7. A252579