Properties of the Number -158840

One Hundred Fifty-Eight Thousand Eight Hundred Forty

Basics

Value: -158841 → -158840 → -158839

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 26

Digital Root: 8

Palindrome: No

Factorization: 2 ³ × 5 × 11 × 19 ²

Divisors: 1, 2, 4, 5, 8, 10, 11, 19, 20, 22

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

375 Try Today's Challenge

Representations

Binary: -100110110001111000

Octal: -466170

Duodecimal: -77B08

Hexadecimal: -26c78

Square: 25230145600

Square Root: 398.5473623046576

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

Expansion of (∏_j>=1 (1-(-x)^j) - 1)¹¹ in powers of x. A47649

Expansion of Jacobi θ constant (theta₂/2)²⁰. A14806

Triangle T(n,k) read by rows: T(n,k) = -binomial(n+1,k) + ∑_i=0..k ∑_j=0..i+1 (i+1)^n-i+j*(-1)^k-i/(j!*(k-i)!) for 0 <= k <= n. A380179

Array read by downward antidiagonals: A(n,k) = A(n-1,k) + (k+1)*A(n-1,k+1) + k·A(n-1,k-1) with A(n,0) = A(n-1,0) + A(n-1,1), A(0,k) = 1. A391886