Properties of the Number 6129

Six Thousand One Hundred Twenty-Nine

Basics

Value: 6128 → 6129 → 6130

Parity: odd

Prime: No

Previous Prime: 6121

Next Prime: 6131

Digit Sum: 18

Digital Root: 9

Palindrome: No

Factorization: 3 ³ × 227

Divisors: 1, 3, 9, 27, 227, 681, 2043, 6129

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1011111110001

Octal: 13761

Duodecimal: 3669

Hexadecimal: 17f1

Square: 37564641

Square Root: 78.28793010419933

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

Coordination sequence for "flu" 3D uniform tiling formed from tetrahedra, rhombicuboctahedra, and cubes. A299272

Numbers k such that the decimal number 1k is a square. A272671

a(n) = a(n-1) + a(m) for n >= 4, where m = 2·n - 3 - 2^p+1 and p is the unique integer such that 2^p < n - 1 <= 2^p+1, starting with a(1) = a(2) = 1 and a(3) = 2. A50028

a(n) = a(n-1) + a(m) for n >= 4, where m = 2·n - 3 - 2^p+1 and p is the unique integer such that 2^p < n - 1 <= 2^p+1, starting with a(1) = 1 and a(2) = a(3) = 2. A50044

a(n) = a(n-1) + a(m) for n >= 4, where m = 2·n - 3 - 2^p+1 and p is the unique integer such that 2^p < n - 1 <= 2^p+1, starting with a(1) = 1, a(2) = 3, and a(3) = 2. A50060

a(n) = ∑_k=1..n-1 k²*σ(k)*σ(n-k). A477

a(n) = 6·2ⁿ - n - 5. A101945

Partial sums of A130237. A130238

The first 8 values are predefined, the remaining set to a(n) = 48·prime(n)+n+2. A129025

Number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 809", based on the 5-celled von Neumann neighborhood. A273610