Properties of the Number 47197

Forty-Seven Thousand One Hundred Ninety-Seven

Basics

Value: 47196 → 47197 → 47198

Parity: odd

Prime: No

Previous Prime: 47189

Next Prime: 47207

Digit Sum: 28

Digital Root: 1

Palindrome: No

Factorization: 109 × 433

Divisors: 1, 109, 433, 47197

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 1011100001011101

Octal: 134135

Duodecimal: 23391

Hexadecimal: b85d

Square: 2227556809

Square Root: 217.24870540465827

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

Strong pseudoprimes to base 3. A20229

Euler pseudoprimes to base 3: composite integers such that abs(3^{(n - 1}/2)) == 1 mod n. A262051

Base-3 Euler-Jacobi pseudoprimes. A48950

Composite numbers k == 1, 11 (mod 12) such that 3^(k-1/2) == 1 (mod k). A375917

Numbers k such that φ(k) is a perfect sixth power. A78166

Strong pseudoprimes to base 9. A20235

Number of n-node rooted identity trees of height at most 7. A38086

Overpseudoprimes to base 3. A141350

Super pseudoprimes (or superpseudoprimes) to base 3: Fermat pseudoprimes to base 3 all of whose divisors that are larger than 1 are either primes or Fermat pseudoprimes to base 3. A328662

Semiprimes k = pq such that p^k == p (mod k) and q^k == q (mod k). A294169