Properties of the Number 9849

Nine Thousand Eight Hundred Forty-Nine

Basics

Value: 9848 → 9849 → 9850

Parity: odd

Prime: No

Previous Prime: 9839

Next Prime: 9851

Digit Sum: 30

Digital Root: 3

Palindrome: No

Factorization: 3 × 7 ² × 67

Divisors: 1, 3, 7, 21, 49, 67, 147, 201, 469, 1407

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10011001111001

Octal: 23171

Duodecimal: 5849

Hexadecimal: 2679

Square: 97002801

Square Root: 99.24212815130478

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

Centered tetrahedral numbers. A5894

List of different composite numbers in Pascal-like triangles with index of asymmetry y = 1 and index of obliqueness z = 0 or z = 1. A141065

Integers that are Rhonda numbers to base 30. A255736

Number of integer partitions of n such that the dual of the multiset partition obtained by factoring each part into prime numbers is a (strict) antichain, also called T₁ integer partitions. A326977

a(n) = ∑_d∣n d·prime(d). A61150

T(n,k)=Number of nXk 0..1 arrays with every element equal to 1, 3, 4, 5 or 8 king-move adjacent elements, with upper left element zero. A298834

Triangle of trinomial logarithmic coefficients: A027907(n,k) = ∑_i=0..k T(k,i)*nⁱ/k!. A136590

C(2·n+4,4)-C(2·n,4). A85474

Triangle read by rows: T(n,k) is the number of skew Dyck paths of semilength n and having k LL's (n >= 0; 0 <= k <= n-2 for n >= 2). A128724

Number of (w,x,y) with all terms in {0,...,n} and w <= x + y and x < y. A212981