Properties of the Number 30854

Thirty Thousand Eight Hundred Fifty-Four

Basics

Value: 30853 → 30854 → 30855

Parity: even

Prime: No

Previous Prime: 30853

Next Prime: 30859

Digit Sum: 20

Digital Root: 2

Palindrome: No

Factorization: 2 × 15427

Divisors: 1, 2, 15427, 30854

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 111100010000110

Octal: 74206

Duodecimal: 15A32

Hexadecimal: 7886

Square: 951969316

Square Root: 175.65306715227035

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

T(n,k) = 1/k! * ∑_i=0..k (-1)^k-i *C(k,i) * A258306(n,i); triangle T(n,k), n>=0, 0<=k<=floor(n/2), read by rows. A258307

Number of ways to tile vertically-fault-free 3 X n strip with squares and dominoes. A335747

a(n) = ∑_k=0..n-1 binomial(5·k+1,k) * binomial(5·n-5·k,n-k-1). A386614

[ exp(13/20)*n! ]. A30854