Properties of the Number 84249

Eighty-Four Thousand Two Hundred Forty-Nine

Basics

Value: 84248 → 84249 → 84250

Parity: odd

Prime: No

Previous Prime: 84247

Next Prime: 84263

Digit Sum: 27

Digital Root: 9

Palindrome: No

Factorization: 3 ² × 11 × 23 × 37

Divisors: 1, 3, 9, 11, 23, 33, 37, 69, 99, 111

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 10100100100011001

Octal: 244431

Duodecimal: 40909

Hexadecimal: 14919

Square: 7097894001

Square Root: 290.25678286648184

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

Numbers k such that the decimal digits of k*(k+1) are a permutation of those of k*(k-1). A181775

Number of Dyck paths with n nodes and altitude 4. A318944

Numbers k such that A360327(k) = A360327(k+1) > 1. A360358

Unreduced numerators of coefficients a(n)/2^A097087(n)*1/n! in function F(x) that satisfies F(F(x)) = x·exp(x). A97086

Number of pairs (a,b) such that a·b = n! and d(a) = d(b) with d = A000005 and a <= b. A277621

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, 0, 1), (0, 1, -1), (1, -1, -1), (1, 1, 1)}. A149610

Numbers n such that the last 9 decimal digits of the n-th Fibonacci number is pandigital 1-9. A112371

Triangle T(n,k) read by rows: permutations on 123...n with one abc pattern and no aj pattern with j<=k, n>2, k<n-1. A84249