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Properties of the Number 16198

Sixteen Thousand One Hundred Ninety-Eight

Basics

Value: 16197 → 16198 → 16199

Parity: even

Prime: No

Previous Prime: 16193

Next Prime: 16217

Digit Sum: 25

Digital Root: 7

Palindrome: No

Factorization: 2 × 7 × 13 × 89

Divisors: 1, 2, 7, 13, 14, 26, 89, 91, 178, 182

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 11111101000110

Octal: 37506

Duodecimal: 945A

Hexadecimal: 3f46

Square: 262375204

Square Root: 127.27136362905836

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 nXk 0..3 arrays x(i,j) with each element horizontally, diagonally or antidiagonally next to at least one element with value (x(i,j)+1) mod 4 and at least one element with value (x(i,j)-1) mod 4, no adjacent elements equal, and upper left element zero. A231049
T(n,k)=Number of nXk 0..2 arrays with no element equal to more than one of its horizontal, diagonal or antidiagonal neighbors and with new values introduced in order 0 sequentially upwards. A281605
Number of factorizations into distinct factors with 3 levels of parentheses indexed by prime signatures. A050349(A025487). A50350
Triangle T(n,k), 0<=k<=n, read by rows, given by (0, 1, 1, 3, 3, 6, 6, 10, 10, 15, ...) δ (1, 0, 2, 0, 3, 0, 4, 0, 5, ...) where δ is the operator defined in A084938. A211183
Number of integer partitions of n containing all of their own nonzero first differences. A364674
Row sums in A082259. A82261
Number of 4-cycles in the n X n black bishop graph. A289162
Integers k that have the property that there exists an integer·with n+1 digits, such that 1 <= k/x < 2 and k/x = 1 + (x-10n)/(10n-1), i.e., the same digits appear in the denominator and in the recurring decimal. A288782
Denominators of continued fraction convergents to sqrt(506). A41967
Numbers k such that there is a number m < k satisfying A000203(k) = A000203(m) = m + k - gcd(m,k). A124141