Properties of the Number 4626

Four Thousand Six Hundred Twenty-Six

Basics

Value: 4625 → 4626 → 4627

Parity: even

Prime: No

Previous Prime: 4621

Next Prime: 4637

Digit Sum: 18

Digital Root: 9

Palindrome: No

Factorization: 2 × 3 ² × 257

Divisors: 1, 2, 3, 6, 9, 18, 257, 514, 771, 1542

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1001000010010

Octal: 11022

Duodecimal: 2816

Hexadecimal: 1212

Square: 21399876

Square Root: 68.01470429252781

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 points on surface of octahedron; also coordination sequence for cubic lattice: a(0) = 1; for n > 0, a(n) = 4n² + 2. A5899

Numbers k for which A003415(k) >= A276086(k), where A003415 is the arithmetic derivative and A276086 is the primorial base exp-function. A351228

Number of strict integer partitions y of n with no fixed points y(i) = i. A352828

Difference between the arithmetic mean of the neighbors of the terms and the term itself follows the pattern 0,1,2,3,4,5,... A86514

Second 9-gonal (or nonagonal) numbers: a(n) = n*(7·n+5)/2. A179986

Coordination sequence for C₃ lattice: a(n) = 16·n² + 2 (n>0), a(0)=1. A10006

Row sums of the absolute value of the array A095195(n, k) = n-th term of the k-th differences of the prime numbers (A000040). A376681

Expansion of 1 / ((1-x)²*(1-x²)*(1-x³)*(1-x⁴)). A2621

Add 1, multiply by 1, add 2, multiply by 2, etc., start with 1. A19463

T(n,k)=Number of nXk 0..1 arrays with no element equal to more than two of its horizontal, vertical and antidiagonal neighbors and with new values introduced in order 0 sequentially upwards. A280604