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Properties of the Number 8869

Eight Thousand Eight Hundred Sixty-Nine

Basics

Value: 8868 → 8869 → 8870

Parity: odd

Prime: No

Previous Prime: 8867

Next Prime: 8887

Digit Sum: 31

Digital Root: 4

Palindrome: No

Factorization: 7 2 × 181

Divisors: 1, 7, 49, 181, 1267, 8869

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

4823 Try Today's Challenge

Representations

Binary: 10001010100101

Octal: 21245

Duodecimal: 5171

Hexadecimal: 22a5

Square: 78659161

Square Root: 94.17536832951598

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

Triangle read by rows: T(n,d) is the number of distinct properly d-dimensional polyominoes (or polycubes) with n cells (n >= 1, d >= 0). A49430
T(n,k)=Number of nXk 0..1 arrays with every element equal to 0, 2, 3 or 5 horizontally, diagonally or antidiagonally adjacent elements, with upper left element zero. A302460
Triangle T(n,d) = number of distinct d-dimensional polyominoes (or polycubes) with n cells (0 < d < n). A49429
Number of unoriented multidimensional n-ominoes with cell centers determining n-3 space. A355053
Cubes (n·n * n) in carryless arithmetic mod 10. A169885
Triangle read by rows: T(n,k) is the number of ascent sequences of length n with maximal element k-1. A218577
Sums of 7 distinct powers of 3. A38469
Expansion of ∏k>=1 (1 - x8*(2·k-1)) * (1 - x8·k) / (1 - xk). A280938
Numbers which need eight 'Reverse and Add' steps to reach a palindrome. A65213
The least nonsquare number s having exactly n twos in the periodic part of the continued fraction of sqrt(s). A206582