Properties of the Number -155536

One Hundred Fifty-Five Thousand Five Hundred Thirty-Six

Basics

Value: -155537 → -155536 → -155535

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 25

Digital Root: 7

Palindrome: No

Factorization: 2 ⁴ × 9721

Divisors: 1, 2, 4, 8, 16, 9721, 19442, 38884, 77768, 155536

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -100101111110010000

Octal: -457620

Duodecimal: -76014

Hexadecimal: -25f90

Square: 24191447296

Square Root: 394.380526902635

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) = ceiling((∑_k=1..n-1 a(k)) / 2) for n >= 2 starting with a(1) = 1. A73941

a(n) = ceiling((1 + sum of preceding terms) / 2) starting with a(0) = 1. A5428

Subsequence of A005428 with state = 1. A81614

a(n) = ∑_k=0..n 2^k * binomial(2·k+1,2·n-2·k+1). A387767