Properties of the Number -187561

One Hundred Eighty-Seven Thousand Five Hundred Sixty-One

Basics

Value: -187562 → -187561 → -187560

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 28

Digital Root: 1

Palindrome: No

Factorization: 11 × 17 ² × 59

Divisors: 1, 11, 17, 59, 187, 289, 649, 1003, 3179, 11033

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

4938 Try Today's Challenge

Representations

Binary: -101101110010101001

Octal: -556251

Duodecimal: -90661

Hexadecimal: -2dca9

Square: 35179128721

Square Root: 433.0831328971379

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

a(n) = (n + 1)*(n² + 2)*(n³ + 3)/6. A131509

a(1)=1, a(n)=a(n-1)+n¹ if n odd, a(n)=a(n-1)+ n³ if n is even. A140145

a(n) = 1298·a(n-3) - a(n-6) - 648, for n>6, with a(0)=0, a(1)=1, a(2)=8, a(3)=145, a(4)=505, a(5)=9728, a(6)=187561. A105046

Least number k such that A258772(k) = n. A258821