Properties of the Number 417

Four Hundred Seventeen

Basics

Value: 416 → 417 → 418

Parity: odd

Prime: No

Previous Prime: 409

Next Prime: 419

Digit Sum: 12

Digital Root: 3

Palindrome: No

Factorization: 3 × 139

Divisors: 1, 3, 139, 417

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

4823 Try Today's Challenge

Representations

Binary: 110100001

Octal: 641

Duodecimal: 2A9

Hexadecimal: 1a1

Square: 173889

Square Root: 20.42057785666214

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

Number of partitions of n into nonzero triangular numbers. A7294

Number of "ON" cells at n-th stage in the "Ulam-Warburton" two-dimensional cellular automaton. A147562

Numbers k such that k divides 1 + ∑_j=1..k prime(j)² = 1 + A024450(k). A128166

Number of (w,x,y) such that w,x,y are all in {0,...,n} and |w-x| = |x-y|. A212959

Total number of odd entries in first n rows of Pascal's triangle: a(0) = 0, a(1) = 1, a(2k) = 3·a(k), a(2k+1) = 2·a(k) + a(k+1). a(n) = ∑_i=0..n-1 2^wt(i). A6046

a(n) = 8·n + 1. A17077

Numbers k such that the k-th partition number A000041(k) is prime. A46063

Coordination sequence for "pcu-i" 3D uniform tiling. A299277

Coordination sequence for "svh" 3D uniform tiling. A299283

Numbers k such that k² + 2 is prime. A67201