Properties of the Number 9863

Nine Thousand Eight Hundred Sixty-Three

Basics

Value: 9862 → 9863 → 9864

Parity: odd

Prime: No

Previous Prime: 9859

Next Prime: 9871

Digit Sum: 26

Digital Root: 8

Palindrome: No

Factorization: 7 × 1409

Divisors: 1, 7, 1409, 9863

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10011010000111

Octal: 23207

Duodecimal: 585B

Hexadecimal: 2687

Square: 97278769

Square Root: 99.31263766510283

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 3D uniform tiling formed by stacking parallel layers of the 3.3.4.3.4 2D tiling (cf. A219529). A299255

Number of times the digit 9 appears in the first 10ⁿ decimal digits of Euler's number e = exp(1), counting starts after the decimal point. A322724

Numbers that are not the sum of two triangular numbers and a fourth power. A115160

One of the two successive approximations up to 13ⁿ for 13-adic integer sqrt(3). Here the 9 (mod 13) case (except for n = 0). A322086

a(1)=1; a(n) = a(n-1) + [sum of all decimal digits present so far in the sequence]. A72921

Matrix inverse, read by rows, of triangle A104029, which forms the pairwise sums of trinomial coefficients. A104030

Numerators of the partial sums of the reciprocals of the alternating sum of divisors function (A206369). A379619

Number of cyclotomic cosets of 3 mod 10ⁿ. A220018

Exceptional odd numbers D that do not admit a solution to the Pell equation X² - D Y² = +2. A263010

Numbers that are both binary Niven numbers and binary Smith numbers. A334531