Properties of the Number -142858

One Hundred Forty-Two Thousand Eight Hundred Fifty-Eight

Basics

Value: -142859 → -142858 → -142857

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 28

Digital Root: 1

Palindrome: No

Factorization: 2 × 71429

Divisors: 1, 2, 71429, 142858

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

9108 Try Today's Challenge

Representations

Binary: -100010111000001010

Octal: -427012

Duodecimal: -6A80A

Hexadecimal: -22e0a

Square: 20408408164

Square Root: 377.96560690094543

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

T(n,k)=Number of nXk arrays of occupancy after each element moves to some horizontal, vertical or antidiagonal neighbor, without move-in move-out straight through or left turns. A221809

Triangle read by rows: T(n, k) = A084029(n, k)/n. A84033

a(n) = ceiling(10^n-1/n). A66559

Number of 2Xn arrays of occupancy after each element moves to some horizontal, vertical or antidiagonal neighbor, without move-in move-out straight through or left turns. A221810