Properties of the Number 84401

Eighty-Four Thousand Four Hundred One

Basics

Value: 84400 → 84401 → 84402

Parity: odd

Prime: Yes

Previous Prime: 84391

Next Prime: 84407

Digit Sum: 17

Digital Root: 8

Palindrome: No

Factorization: 84401

Divisors: 1, 84401

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10100100110110001

Octal: 244661

Duodecimal: 40A15

Hexadecimal: 149b1

Square: 7123528801

Square Root: 290.51850199255813

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

Largest prime substring in 9ⁿ (0 if none). A46275

Largest prime substring in 3ⁿ (0 if none). A46269

Primes from merging of 5 successive digits in decimal expansion of exp(π). A105010

Expansion of (x²+1)*(x+1)² / ((x-1)*(x²+x+1)*(x²+2·x-1)). A109803

a(n) is the smallest k >= 2 such that k^2ⁿ+1 is prime, or -1 if no such k exists. A56993

n-th partial product + 1 is a prime, where a(n)>1 for n>1. A84401

Number of maximal matchings in the complete tripartite graph K_n,n,n. A297487