Properties of the Number 9850

Nine Thousand Eight Hundred Fifty

Basics

Value: 9849 → 9850 → 9851

Parity: even

Prime: No

Previous Prime: 9839

Next Prime: 9851

Digit Sum: 22

Digital Root: 4

Palindrome: No

Factorization: 2 × 5 ² × 197

Divisors: 1, 2, 5, 10, 25, 50, 197, 394, 985, 1970

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

8509 Try Today's Challenge

Representations

Binary: 10011001111010

Octal: 23172

Duodecimal: 584A

Hexadecimal: 267a

Square: 97022500

Square Root: 99.24716620639605

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

Number of integer compositions of n with all distinct first sums. A390567

Triangular array read by rows: T(n, k) = binomial(n, k) * A000129(n - k) for 0 <= k < n. A367211

Generalized Stirling number triangle of first kind read by rows: T(n, k) = [x^k] ∏_m=1..n (x - m - r), with r = 7. A51379

Even 10-gonal (or decagonal) numbers. A28994

Take pairs (a, b), sorted on a, such that T(a)+T(b)=concatenation of a and b, where T(k) is the k-th triangular number A000217(k). Sequence gives values of b. A96032

Some numbers of the form 2·x³ + y³ + z³ found by a certain algorithm. A195006

Sum of the first n binary palindromes; a(n) = ∑_k=1..n A006995(k). A206920

Index at which n first appears in A307720. A307630

Trajectory of 397 under the map A340008: n -> n/2 if n is even, n-> n² - 1 if n is an odd prime, otherwise n -> n - 1. A340419

Number of partitions of n in which any two parts differ by at most 9. A218511