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Properties of the Number 39628

Thirty-Nine Thousand Six Hundred Twenty-Eight

Basics

Value: 39627 → 39628 → 39629

Parity: even

Prime: No

Previous Prime: 39623

Next Prime: 39631

Digit Sum: 28

Digital Root: 1

Palindrome: No

Factorization: 2 2 × 9907

Divisors: 1, 2, 4, 9907, 19814, 39628

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 1001101011001100

Octal: 115314

Duodecimal: 1AB24

Hexadecimal: 9acc

Square: 1570378384

Square Root: 199.06782763671282

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

Consecutive states of the linear congruential pseudo-random number generator (25173·s+13849) mod 216 when started at s=1. A383940
Indices of primes in sequence defined by A(0) = 59, A(n) = 10·A(n-1) - 81 for n > 0. A101569
Number of 3 X n binary arrays with rows and columns lexicographically nondecreasing and column sums nondecreasing. A266429
a(n) = b(n) + d(n), where b(n) = (n-th Lucas number > 3) and d(n) = (n-th number that is 1 or is not a Lucas number). A23497
a(n) = b(n) + d(n), where b(n) = (n-th Lucas number > 3) and d(n) = (n-th number that is 1 or 2 or is not a Fibonacci number). A23498
a(n) = b(n) + d(n), where b(n) = (n-th Lucas number > 1) and d(n) = (n-th number that is 1, 2, or 3, or is not a Lucas number). A23501
Number of walks within N3 (the first octant of Z3) starting at (0,0,0) and consisting of n steps taken from {(-1, -1, 0), (-1, 0, -1), (0, 0, 1), (1, 0, 0), (1, 1, -1)}. A149961
The forgotten topological index of the Aztec diamond AZ(n) (see the Ramanes et al. reference, Theorem 2.1). A292346
Number of 2nX4 0..2 arrays with values 0..2 introduced in row major order and each element unequal to exactly two horizontal and vertical neighbors. A198448
Number of (n+2)X(5+2) 0..1 arrays with no 3x3 subblock diagonal sum 1 and no antidiagonal sum 1 and no row sum 0 or 1 and no column sum 0 or 1. A255156