Properties of the Number 47480

Forty-Seven Thousand Four Hundred Eighty

Basics

Value: 47479 → 47480 → 47481

Parity: even

Prime: No

Previous Prime: 47459

Next Prime: 47491

Digit Sum: 23

Digital Root: 5

Palindrome: No

Factorization: 2 ³ × 5 × 1187

Divisors: 1, 2, 4, 5, 8, 10, 20, 40, 1187, 2374

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

4823 Try Today's Challenge

Representations

Binary: 1011100101111000

Octal: 134570

Duodecimal: 23588

Hexadecimal: b978

Square: 2254350400

Square Root: 217.89905919943757

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

Main diagonal of array A[k,n] = n-th sum of k consecutive k-gonal numbers, k>2. A130424

Number of n X 2 binary arrays whose sum with another n X 2 binary array containing no more than two 1s has rows and columns in lexicographically nondecreasing order. A225976

Number of length 4+1 0..2·n arrays with the sum of the absolute values of adjacent differences equal to 4·n. A249984

Numbers that are congruent to {2, 5, 7} mod 8. A47480

Numbers n such that n and n+1 both have 24 divisors. A274362

Number of nX4 0..1 arrays avoiding 0 0 0 and 0 1 1 horizontally and 0 0 0 and 1 1 1 vertically. A207342