Properties of the Number 11994

Eleven Thousand Nine Hundred Ninety-Four

Basics

Value: 11993 → 11994 → 11995

Parity: even

Prime: No

Previous Prime: 11987

Next Prime: 12007

Digit Sum: 24

Digital Root: 6

Palindrome: No

Factorization: 2 × 3 × 1999

Divisors: 1, 2, 3, 6, 1999, 3998, 5997, 11994

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10111011011010

Octal: 27332

Duodecimal: 6B36

Hexadecimal: 2eda

Square: 143856036

Square Root: 109.5171219490359

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 integer partitions of n whose mean is not an integer. A349156

Weak Goodstein sequence starting at 11. A137411

Matula-Goebel numbers of semi-lone-child-avoiding rooted identity trees. A331963

T(n,k)=Number of nXk 0..3 arrays with no more than floor(nXk/2) elements unequal to at least one king-move neighbor, with new values introduced in row major 0..3 order. A222479

a(n) = prime(n)² + prime(n+1). A352851

∏_n>=1 1 / (1 - a(n)*xⁿ) = 1 + ∑_n>=1 φ(n)*xⁿ, where φ = A000010. A353948

Number of ordered triples (w,x,y) with all terms in {-n,...-1,1,...,n} and -1<=w+x+y<=1. A211615

a(n) = 27·n²/2 + 45·n/2 - 12 (n>=1). A304375

Numbers whose second arithmetic derivative (A068346) is a primorial number (A002110) > 1. A368702

Numbers k such that there is a bigger number m satisfying A000203(k) = A000203(m) = m + k - gcd(m,k). A124140