Properties of the Number 36421

Thirty-Six Thousand Four Hundred Twenty-One

Basics

Value: 36420 → 36421 → 36422

Parity: odd

Prime: No

Previous Prime: 36389

Next Prime: 36433

Digit Sum: 16

Digital Root: 7

Palindrome: No

Factorization: 7 × 11 ² × 43

Divisors: 1, 7, 11, 43, 77, 121, 301, 473, 847, 3311

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: Yes

Tetrahedral: No

Today's Target

4823 Try Today's Challenge

Representations

Binary: 1000111001000101

Octal: 107105

Duodecimal: 190B1

Hexadecimal: 8e45

Square: 1326489241

Square Root: 190.8428673018722

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

E.g.f. satisfies A(x) = exp( (x/(1-x)) * A(x)² ). A361065

a(n) = hypergeom([-n/3, (1 - n)/3, (2 - n)/3], [1, 1], -27). A344560

Sum of all the parts in the partitions of n into 8 squarefree parts. A326444

Numbers with three distinct prime factors (each of which may or may not be repeated) which when concatenated in any order form a prime number. A181559

a(n) = (n + 1)²*(5·n² + 10·n + 2)/2. A269237

Heptagonal numbers divisible by 7. A117795

Number of ternary rooted trees with n nodes and height exactly 6. A36421