Properties of the Number 3886

Three Thousand Eight Hundred Eighty-Six

Basics

Value: 3885 → 3886 → 3887

Parity: even

Prime: No

Previous Prime: 3881

Next Prime: 3889

Digit Sum: 25

Digital Root: 7

Palindrome: No

Factorization: 2 × 29 × 67

Divisors: 1, 2, 29, 58, 67, 134, 1943, 3886

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 111100101110

Octal: 7456

Duodecimal: 22BA

Hexadecimal: f2e

Square: 15100996

Square Root: 62.3377895020348

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

Bernoulli number B_n has denominator 354. A255684

a(n) = 3·n² - 2. A100536

Second 11-gonal (or hendecagonal) numbers: a(n) = n*(9·n+7)/2. A62728

T(n,k)=Number of 0..k arrays x(0..n+1) of n+2 elements without any interior element greater than both neighbors or less than both neighbors. A200871

Number of integer partitions of n with all equal lengths of maximal gapless runs (decreasing by 0 or 1). A384887

Numbers k such that 6·k+5, 6·k+11, 6·k+17, 6·k+23 are consecutive primes. A90836

Trajectory of 19 under the `19x+1' map. A57685

G.f. satisfies A⁴ = BINOMIAL(A³). A90353

Numbers n such that 6n+5, 6n+11, 6n+17, 6n+23 are consecutive primes or 6n+1, 6n+7, 6n+13, 6n+19 are consecutive primes. A90833

Numbers k such that 9^k - 3^k - 1 is prime. A265481