Properties of the Number -4401

Four Hundred One

Basics

Value: -4402 → -4401 → -4400

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 9

Digital Root: 9

Palindrome: No

Factorization: 3 ³ × 163

Divisors: 1, 3, 9, 27, 163, 489, 1467, 4401

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -1000100110001

Octal: -10461

Duodecimal: -2669

Hexadecimal: -1131

Square: 19368801

Square Root: 66.34003316248794

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 k | 5^k + 1. A15951

Second pentagonal numbers with even index: a(n) = n*(6·n+1). A49453

Even-indexed Chebyshev U-polynomials evaluated at sqrt(10)/2. A57080

Numbers m such that there are precisely 16 groups of order m. A295161

A triangle formed like generalized Pascal's triangle. The rule is T(n,k) = 2·T(n-1,k-1) + T(n-1,k), the left border is n and the right border is n² instead of 1. A228576

E.g.f. exp( sinh(x) / exp(x) ) = exp( (1-exp(-2·x))/2 ). A9235

Primitive numbers in A229304. A229308

Primitive numbers in A229305. A229309

Primitive numbers in A229306. A229310

Numbers k such that k² is palindromic in base 4. A29986