Properties of the Number 30199

Thirty Thousand One Hundred Ninety-Nine

Basics

Value: 30198 → 30199 → 30200

Parity: odd

Prime: No

Previous Prime: 30197

Next Prime: 30203

Digit Sum: 22

Digital Root: 4

Palindrome: No

Factorization: 13 × 23 × 101

Divisors: 1, 13, 23, 101, 299, 1313, 2323, 30199

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 111010111110111

Octal: 72767

Duodecimal: 15587

Hexadecimal: 75f7

Square: 911979601

Square Root: 173.77859476932136

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

T(n,k)=Number of -k..k arrays x(0..n-1) of n elements with zero sum, and adjacent elements not both strictly positive and not both strictly negative. A199898

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

Number of -4..4 arrays x(0..n-1) of n elements with zero sum, and adjacent elements not both strictly positive and not both strictly negative. A199894

Number of -n..n arrays x(0..6) of 7 elements with zero sum, and adjacent elements not both strictly positive and not both strictly negative. A199902

Number of segments created by diagonals of n-gon. A14629

Numbers whose base-4 representation contains exactly four 1's and four 3's. A45133

Sum of the products of pairs of Padovan numbers which are two apart, starting from A000931(5). A329178

Expansion of x * ∏_k>=1 (1 - x^k) * (1 - x^23·k). A30199