Properties of the Number -47564

Forty-Seven Thousand Five Hundred Sixty-Four

Basics

Value: -47565 → -47564 → -47563

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 26

Digital Root: 8

Palindrome: No

Factorization: 2 ² × 11 × 23 × 47

Divisors: 1, 2, 4, 11, 22, 23, 44, 46, 47, 92

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -1011100111001100

Octal: -134714

Duodecimal: -23638

Hexadecimal: -b9cc

Square: 2262334096

Square Root: 218.0917238227989

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

Numerator of Hermite(n, 11/21). A159761

Numbers k such that k² divides 21^k-1. A128401

Smallest even number k such that lpf(k-3) = prime(n) while lpf(k-1) > lpf(k-3), where lpf=least prime factor (A020639). A242490

Numbers k such that σ(k) = ψ(k) + τ(k)³. A390297

Numbers n such that n and n+1 both have 24 divisors. A274362

a(n) = (1/24)*(n+1)*(n+6)*(n³+26·n²+225·n+636). A90948

Number of length 4+3 0..n arrays with some disjoint pairs in every consecutive four terms having the same sum. A247536

Even numbers such that the sum of the even divisors and the sum of the odd divisors are a square or a cube. A263695

Numbers k such that k and k+1 both have the prime signature (2,1,1,1) (A189982). A336658

Sum of the prime factors of k equals half the sum of the prime factors of k + 1. A74213