Properties of the Number 9888

Nine Thousand Eight Hundred Eighty-Eight

Basics

Value: 9887 → 9888 → 9889

Parity: even

Prime: No

Previous Prime: 9887

Next Prime: 9901

Digit Sum: 33

Digital Root: 6

Palindrome: No

Factorization: 2 ⁵ × 3 × 103

Divisors: 1, 2, 3, 4, 6, 8, 12, 16, 24, 32

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10011010100000

Octal: 23240

Duodecimal: 5880

Hexadecimal: 26a0

Square: 97772544

Square Root: 99.43842315724842

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 "tsi" 3D uniform tiling. A299289

Number of noncongruent integer-sided tetrahedra with largest side n. A97125

a(1) = 1; thereafter a(n+1) = floor(sqrt(2·a(n)*(a(n)+1))). A1521

Numbers with rounded up arithmetic mean of digits = 9. A178369

Numbers which have only digits 8 and 9 in base 10. A256341

T(n,k)=Number of (n+1)X(k+1) 0..2 arrays with each row and column divisible by 7, read as a base-3 number with top and left being the most significant digits. A263373

Numbers whose smallest decimal digit is 8. A284069

Maximal number of regions into which 5-space can be divided by n hyperspheres. A59174

Smallest multiple of 8 with digit sum n. A69536

Numbers m such that [A070080(m), A070081(m), A070082(m)] is an acute scalene integer triangle with prime side lengths. A70123