Properties of the Number 418

Four Hundred Eighteen

Basics

Value: 417 → 418 → 419

Parity: even

Prime: No

Previous Prime: 409

Next Prime: 419

Digit Sum: 13

Digital Root: 4

Palindrome: No

Factorization: 2 × 11 × 19

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

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 110100010

Octal: 642

Duodecimal: 2AA

Hexadecimal: 1a2

Square: 174724

Square Root: 20.445048300260872

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

Sphenic numbers: products of 3 distinct primes. A7304

Balanced numbers: numbers k such that φ(k) (A000010) divides σ(k) (A000203). A20492

Number of flat partitions of n: partitions {a_i} with each |a_i - a_i-1| <= 1. A34296

Multiples of 11. A8593

Infinite sequence starting with a(0)=0 such that A049820(a(k)) = a(k-1) for all k>=1, where A049820(n) = n - (number of divisors of n). A259934

a(n) = n*(n+3). A28552

Coordination sequence for "tsi" 3D uniform tiling. A299289

Numbers which are the sum of 3 nonzero 4th powers. A3337

Dispersion of (floor(n·e)), by antidiagonals. A191455

Numbers that are the sum of 8 positive 4th powers. A3342