Properties of the Number -142111

One Hundred Forty-Two Thousand One Hundred Eleven

Basics

Value: -142112 → -142111 → -142110

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 10

Digital Root: 1

Palindrome: No

Factorization: 142111

Divisors: 1, 142111

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

7925 Try Today's Challenge

Representations

Binary: -100010101100011111

Octal: -425437

Duodecimal: -6A2A7

Hexadecimal: -22b1f

Square: 20195536321

Square Root: 376.9761265650651

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) = largest prime factor of nⁿ + 1. A7571

Primes with digital product = 8. A107694

The right Aurifeuillian factor of k^k + 1 for k congruent to 0, 2 or 3 (mod 4) and squarefree. A230379

Primes that remain prime through 5 iterations of function f(x) = 2x + 9. A23334

Numbers k (with no zero digits) with property that k raised to the product of its digits plus the sum of its digits is prime. A98797