Properties of the Number -100401

One Hundred Thousand Four Hundred One

Basics

Value: -100402 → -100401 → -100400

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 6

Digital Root: 6

Palindrome: No

Factorization: 3 × 7 ² × 683

Divisors: 1, 3, 7, 21, 49, 147, 683, 2049, 4781, 14343

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -11000100000110001

Octal: -304061

Duodecimal: -4A129

Hexadecimal: -18831

Square: 10080360801

Square Root: 316.8611683371757

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

Number of (w,x,y,z) with all terms in {1,...,n} and w >= harmonic mean of {x,y,z}. A212107

a(n) = ∑_k=0..n (-4)^k*binomial(n,k)²*binomial(n-k,k)². A179524

Numbers n such that s=n² gives prime quadruples (30s+11, 30s+13, 30s+17, 30s+19). A87772