Properties of the Number 28889

Twenty-Eight Thousand Eight Hundred Eighty-Nine

Basics

Value: 28888 → 28889 → 28890

Parity: odd

Prime: No

Previous Prime: 28879

Next Prime: 28901

Digit Sum: 35

Digital Root: 8

Palindrome: No

Factorization: 7 × 4127

Divisors: 1, 7, 4127, 28889

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 111000011011001

Octal: 70331

Duodecimal: 14875

Hexadecimal: 70d9

Square: 834574321

Square Root: 169.96764397967044

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

a(n) = floor(n*φ¹⁸), where φ is the golden ratio, A001622. A4933

Absolute values of coefficients of an elliptic function. A1941

Write 0, 1, ..., n in binary and add as if they were decimal numbers. A67894

Expansion of (ψ(x) / φ(x))⁷ in powers of·where φ(), ψ() are Ramanujan θ functions. A320050

Product of successive primes minus 2. A124669

Partial sums of round(Fibonacci(n)/11). A179111

Partial sums of the number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 489", based on the 5-celled von Neumann neighborhood. A272512

Remainder when sum of squares of the first n primes is divided by n-th square pyramidal number. A282282

Number of walks within N³ (the first octant of Z³) starting at (0,0,0) and consisting of n steps taken from {(-1, -1, 1), (-1, 1, -1), (0, 0, 1), (1, -1, -1), (1, 1, 1)}. A150360

Numbers whose iterated product of digits is a power of 2. A28889