Properties of the Number 17998

Seventeen Thousand Nine Hundred Ninety-Eight

Basics

Value: 17997 → 17998 → 17999

Parity: even

Prime: No

Previous Prime: 17989

Next Prime: 18013

Digit Sum: 34

Digital Root: 7

Palindrome: No

Factorization: 2 × 8999

Divisors: 1, 2, 8999, 17998

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 100011001001110

Octal: 43116

Duodecimal: A4BA

Hexadecimal: 464e

Square: 323928004

Square Root: 134.15662488300754

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

Triangle read by rows: T(n,k) = number of step shifted (decimated) sequence structures of length n using exactly k different symbols. A288620

Irregular table whose rows list the nontrivial cycles of the ghost iteration A329201, starting with the smallest member. A329342

a(n) = Least i in range [A165598(n),A165598(n+1)] for which abs(A165597(i)) gets the maximum value in that range. A165599

a(n) is the number of regions formed by n-secting the angles of a heptagon. A335757

a(n) = ∑_k=1..n F(n mod k) where F = A000045, the Fibonacci numbers. A198259

Number of partitions of 7 copies of n into distinct parts. A258285

Terms in the Fibostracci sequence A359128 that arise as the sum of the two previous terms. A357048

Number of step shifted (decimated) sequence structures using exactly six different symbols. A56400

The indices where A354606(n) = 1. A355606

Number of primitive (aperiodic) step shifted (decimated) sequence structures using exactly six different symbols. A56410