Properties of the Number -142158

One Hundred Forty-Two Thousand One Hundred Fifty-Eight

Basics

Value: -142159 → -142158 → -142157

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 21

Digital Root: 3

Palindrome: No

Factorization: 2 × 3 × 19 × 29 × 43

Divisors: 1, 2, 3, 6, 19, 29, 38, 43, 57, 58

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

4938 Try Today's Challenge

Representations

Binary: -100010101101001110

Octal: -425516

Duodecimal: -6A326

Hexadecimal: -22b4e

Square: 20208896964

Square Root: 377.03845957673866

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 k such that the least term in the periodic part of the continued fraction for sqrt(k) is 26. A31704

a(n) = 841·n² + 29. A158665

a(n) = 169·n² + n. A173275

Numbers of the form A000217(n)*A007494(n) that are divisible by 3. A295867

a(n) = ∑_{k=1..(p-1)*(p-2)} floor((k·p)^1/3) where p is the n-th prime. A78838