Properties of the Number 39798

Thirty-Nine Thousand Seven Hundred Ninety-Eight

Basics

Value: 39797 → 39798 → 39799

Parity: even

Prime: No

Previous Prime: 39791

Next Prime: 39799

Digit Sum: 36

Digital Root: 9

Palindrome: No

Factorization: 2 × 3 ³ × 11 × 67

Divisors: 1, 2, 3, 6, 9, 11, 18, 22, 27, 33

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 1001101101110110

Octal: 115566

Duodecimal: 1B046

Hexadecimal: 9b76

Square: 1583880804

Square Root: 199.4943608225556

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

Engel expansion of sinh(1/3). A68380

The number of five-term Egyptian fractions of rational numbers, x/y, 0 < x/y < 1, ordered as below. The sequence is the number of (p,q,r,s,t) such that x/y = 1/p + 1/q + 1/r + 1/s + 1/t where p, q, r, s, and t are integers with p < q < r < s < t. A349085

McKay-Thompson series of class 31A for Monster. A58628

Number of binary strings of length n with no substrings equal to 0001 or 1010. A164399

Partials sums of the cubefull numbers (A036966). A362971

a(n) = (7·n+2)*(7·n+5) = 49·n² + 49·n + 10. A177060

Partial sums of the number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 537", based on the 5-celled von Neumann neighborhood. A272792

Triangle read by rows: numbers of Dyck paths. A39798