Properties of the Number 43480

Forty-Three Thousand Four Hundred Eighty

Basics

Value: 43479 → 43480 → 43481

Parity: even

Prime: No

Previous Prime: 43457

Next Prime: 43481

Digit Sum: 19

Digital Root: 1

Palindrome: No

Factorization: 2 ³ × 5 × 1087

Divisors: 1, 2, 4, 5, 8, 10, 20, 40, 1087, 2174

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 1010100111011000

Octal: 124730

Duodecimal: 211B4

Hexadecimal: a9d8

Square: 1890510400

Square Root: 208.51858430365385

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 0..1 arrays with every element unequal to 0, 2, 3, 5, 6 or 7 king-move adjacent elements, with upper left element zero. A316123

G.f.: Sum( x^k/(1-2·x+x^k), k=1..oo). A186537

Total sum of parts of multiplicity 9 in all partitions of n. A222737

Numbers which when multiplied by any repunit prime Rp give a Smith number. A104167

Number of nX6 0..1 arrays with every element unequal to 0, 2, 3, 5, 6 or 7 king-move adjacent elements, with upper left element zero. A316121

Number of nXn 0..1 arrays with every element unequal to 0, 2, 3, 5, 6 or 7 king-move adjacent elements, with upper left element zero. A316117

Numbers having four 6's in base 9. A43480

Array A(T,k) read down antidiagonals: Number of typed decorated trees of cardinality T on k vertices with D=2 decorations. A384867