Properties of the Number -131729

One Hundred Thirty-One Thousand Seven Hundred Twenty-Nine

Basics

Value: -131730 → -131729 → -131728

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 23

Digital Root: 5

Palindrome: No

Factorization: 13 × 10133

Divisors: 1, 13, 10133, 131729

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: -100000001010010001

Octal: -401221

Duodecimal: -64295

Hexadecimal: -20291

Square: 17352529441

Square Root: 362.9448993993441

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) = s(1)*t(n) + s(2)*t(n-1) + ... + s(k)*t(n+1-k), where k = floor((n+1)/2), s = A023531, t = (Lucas numbers). A24319

Fibonacci sequence beginning 4, 17. A22134

a(n) = s(1)t(n) + s(2)t(n-1) + ... + s(k)t(n-k+1), where k = [ n/2 ], s = A023531, t = (Lucas numbers). A24882

Start of a record-breaking run of consecutive arithmetic numbers. A234801