Properties of the Number 30850

Thirty Thousand Eight Hundred Fifty

Basics

Value: 30849 → 30850 → 30851

Parity: even

Prime: No

Previous Prime: 30841

Next Prime: 30851

Digit Sum: 16

Digital Root: 7

Palindrome: No

Factorization: 2 × 5 ² × 617

Divisors: 1, 2, 5, 10, 25, 50, 617, 1234, 3085, 6170

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 111100010000010

Octal: 74202

Duodecimal: 15A2A

Hexadecimal: 7882

Square: 951722500

Square Root: 175.64168070250295

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

Number of square multiset partitions of integer partitions of n. A323531

Row sums of A110537 viewed as a number triangle. A110538

Number of permutations of 4 indistinguishable copies of 1..n arranged in a circle with exactly 2 adjacent element pairs in decreasing order. A151597

Number of (2+2)X(n+2) 0..1 arrays with every 3X3 subblock sum of the two maximums of the diagonal and antidiagonal minus the sum of the minimums of the central row and column nondecreasing horizontally, vertically and ne-to-sw antidiagonally. A254261

Number of (n+2)X(2+2) 0..1 arrays with every 3X3 subblock sum of the two maximums of the diagonal and antidiagonal minus the sum of the minimums of the central row and column nondecreasing horizontally and vertically. A254300

[ exp(2/21)*n! ]. A30850

Decimal expansion of ∏_{p prime >= 3} ((p - 1)² + 1)/((p - 1)² - 1). A392202