Properties of the Number 38626

Thirty-Eight Thousand Six Hundred Twenty-Six

Basics

Value: 38625 → 38626 → 38627

Parity: even

Prime: No

Previous Prime: 38611

Next Prime: 38629

Digit Sum: 25

Digital Root: 7

Palindrome: No

Factorization: 2 × 7 × 31 × 89

Divisors: 1, 2, 7, 14, 31, 62, 89, 178, 217, 434

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 1001011011100010

Octal: 113342

Duodecimal: 1A42A

Hexadecimal: 96e2

Square: 1491967876

Square Root: 196.53498416312553

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 whose set of base 14 digits is {0,1}. A33050

Triangle read by rows: T(n,k) is the number of proper vertex colorings of the n-complete bipartite graph using exactly k interchangeable colors, 2 <= k <= 2·n. A384968

Number of proper vertex colorings of the n-complete bipartite graph using exactly 5 interchangeable colors. A384981

Numbers k such that k = x + y, sigma₁(k) = sigma₁(x) + sigma₁(y) and sigma₂(k) = sigma₂(x) + sigma₂(y). A219033

Number of (n+2)X(6+2) 0..1 arrays with every 3X3 subblock sum of the two medians of the central row and column plus the two sums of the diagonal and antidiagonal nondecreasing horizontally, vertically and ne-to-sw antidiagonally. A259004

G.f. A(x) satisfies A(x) = ( 1 + 4·x/(1 - x·A(x))² )^1/2. A372021

Products k of 4 distinct primes (or tetraprimes) such that none of k-2, k-1, k+1 and k+2 is squarefree. A364766

Smallest positive integer m such that m = π(n·m) = A000720(n·m). A38626

a(n) is the numerator of the expected number of restarts in the procedure described in A372422 if repeated until a single person has been selected. A372932