Properties of the Number 5236

Five Thousand Two Hundred Thirty-Six

Basics

Value: 5235 → 5236 → 5237

Parity: even

Prime: No

Previous Prime: 5233

Next Prime: 5237

Digit Sum: 16

Digital Root: 7

Palindrome: No

Factorization: 2 ² × 7 × 11 × 17

Divisors: 1, 2, 4, 7, 11, 14, 17, 22, 28, 34

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

8509 Try Today's Challenge

Representations

Binary: 1010001110100

Octal: 12164

Duodecimal: 3044

Hexadecimal: 1474

Square: 27415696

Square Root: 72.36021006050217

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

G.f. satisfies: A(x) = 1 + x·A(x)*d/dx[x·A(x)] = 1 + x·A(x)² + x²*A(x)*A'(x). A88716

Pairs (j, k) of numbers j<k such that φ(j) = φ(k), σ(j) = σ(k), d(j) = d(k). A134922

Number of disconnected 2-regular graphs on n vertices. A165652

Numbers k such that 3^k + 32 is prime. A219048

Numbers divisible by prime(d) for each digit d in their base-9 representation, none of which may be zero. A256879

Numbers k such that numerator(Bernoulli(2·k)/(2·k)) is different from numerator(Bernoulli(2·k)/(2·k*(2·k-1))). A90495

Positive integers n such that n¹⁹ + 1 is semiprime (A001358). A104657

Triangle read by rows: T(n,k) = number of closed meander systems of order n with k<=n components. A8828

Two-column table read by rows: Primitive distinct pairs that have the same value of φ, σ, and τ. A322688

Sorted positions of first appearances in A367912 (number of multisets that can be obtained by choosing a binary index of each binary index). A367915