Properties of the Number 29020

Twenty-Nine Thousand Twenty

Basics

Value: 29019 → 29020 → 29021

Parity: even

Prime: No

Previous Prime: 29017

Next Prime: 29021

Digit Sum: 13

Digital Root: 4

Palindrome: No

Factorization: 2 ² × 5 × 1451

Divisors: 1, 2, 4, 5, 10, 20, 1451, 2902, 5804, 7255

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 111000101011100

Octal: 70534

Duodecimal: 14964

Hexadecimal: 715c

Square: 842160400

Square Root: 170.35257556021864

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)=Half the number of (n+2)X(k+2) binary arrays with each 3X3 subblock having a sum in 2..7. A186796

a(n) = 1·2*3 - 4·5*6 + 7·8*9 - 10·11·12 + 13·14·15 - ... + (up to n). A319543

Numbers k such that 27·2^k-1 is prime. A50539

a(n) = 1000·n + 20. A157510

Number of ways to place 6 nonattacking amazons (superqueens) on a 6 X n board. A174645

Triangle of coefficients of polynomials v(n,x) jointly generated with A209830; see the Formula section. A209831

Number of n-node rooted trees in which six equals the maximal number of nodes in paths starting at a leaf and ending at the first branching node or at the root. A318902

Third extended Jacobsthal recurrence: a(n)=4a(n-1)-6(n-2)+4a(n-3)-a(n-4)+2a(n-5). A134987

Half the number of (n+2)X4 binary arrays with each 3X3 subblock having a sum in 2..7. A186789

Number of odd parts in the partitions of n into 8 parts. A309628