Properties of the Number 48181

Forty-Eight Thousand One Hundred Eighty-One

Basics

Value: 48180 → 48181 → 48182

Parity: odd

Prime: No

Previous Prime: 48179

Next Prime: 48187

Digit Sum: 22

Digital Root: 4

Palindrome: No

Factorization: 7 × 6883

Divisors: 1, 7, 6883, 48181

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1011110000110101

Octal: 136065

Duodecimal: 23A71

Hexadecimal: bc35

Square: 2321408761

Square Root: 219.50170842159747

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

Numbers whose Matula tree is a binary tree (i.e., root has degree 2 and all nodes except root and leaves have degree 3). A111299

Triangle read by rows: row n>=1 contains in increasing order the Matula numbers of the rooted binary trees with n leaves. A245824

Matula-Goebel numbers of unlabeled binary rooted semi-identity trees. A339193

Number of ordered pairs (k, m) with k > 0 and m > 0 such that n = π(k*(k+1)/2) + π(m*(3·m-1)/2), where π(x) denotes the number of primes not exceeding x. A263020

Chisel strokes in Runes numerals (= alphabet characters). A48181