Properties of the Number 17138

Seventeen Thousand One Hundred Thirty-Eight

Basics

Value: 17137 → 17138 → 17139

Parity: even

Prime: No

Previous Prime: 17137

Next Prime: 17159

Digit Sum: 20

Digital Root: 2

Palindrome: No

Factorization: 2 × 11 × 19 × 41

Divisors: 1, 2, 11, 19, 22, 38, 41, 82, 209, 418

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2730 Try Today's Challenge

Representations

Binary: 100001011110010

Octal: 41362

Duodecimal: 9B02

Hexadecimal: 42f2

Square: 293711044

Square Root: 130.91218430688565

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

a(n) = largest value of the function rad(m·n*(n - m)) n=2,3,4,..., 0 < m < n where the function rad(k) (also called radical(k)) is the product of distinct prime divisors of k. A147299

Array read by antidiagonals: T(n,k) is the number of 3-connected triangulations of a disk up to orientation-preserving isomorphisms with n interior nodes and k nodes on the boundary, n >= 1, k >= 3. A341923

Trajectory of 38 under map x -> A002487(x)*A002487(x+1). A71885

Number of 3-connected triangulations of a hexagon up to orientation-preserving isomorphisms with n interior nodes. A341926

Number of base pyramids in all dispersed Dyck paths of length n (i.e., in all Motzkin paths of length n with no (1,0)-steps at positive heights). A191394

Integers m of the form m = 3·p + 5·q = 5·r + 7·s where {p,q} and {r,s} are pairs of consecutive primes. A283392

Number of initially rising meander words, where each letter of the cyclic n-ary alphabet occurs three times. A240954

a(n) = 2·n³ + 9·n² + 9·n. A303609

a(n) = (8·n+6)². A17138

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