Properties of the Number 47270

Forty-Seven Thousand Two Hundred Seventy

Basics

Value: 47269 → 47270 → 47271

Parity: even

Prime: No

Previous Prime: 47269

Next Prime: 47279

Digit Sum: 20

Digital Root: 2

Palindrome: No

Factorization: 2 × 5 × 29 × 163

Divisors: 1, 2, 5, 10, 29, 58, 145, 163, 290, 326

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 1011100010100110

Octal: 134246

Duodecimal: 23432

Hexadecimal: b8a6

Square: 2234452900

Square Root: 217.41665069630707

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

Riordan array (1/(1 + 5·x + x²), x/(1 + 5·x + x²))^-1; inverse of Riordan array A123967. A125906

a(n) = 36·n² - 55·n + 21. A157262

n/5 analog of Keith numbers. A282768

Row 6 of table A113143; equal to INVERT of 6-fold factorials shifted one place right. A113147

Egyptian fraction representation of sqrt(12) (A010469) using a greedy function. A248241

Numbers that are congruent to {3, 5} mod 6. A47270

Table T(n,k), n >= 0 and k >= 0, read by antidiagonals, related to A111146. A113143