Properties of the Number 4625

Four Thousand Six Hundred Twenty-Five

Basics

Value: 4624 → 4625 → 4626

Parity: odd

Prime: No

Previous Prime: 4621

Next Prime: 4637

Digit Sum: 17

Digital Root: 8

Palindrome: No

Factorization: 5 ³ × 37

Divisors: 1, 5, 25, 37, 125, 185, 925, 4625

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 1001000010001

Octal: 11021

Duodecimal: 2815

Hexadecimal: 1211

Square: 21390625

Square Root: 68.00735254367721

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) = 4·n² + 1. A53755

Coordination sequence for "ubt" 3D uniform tiling. A299291

Monotonic ordering of set S generated by these rules: if·and y are in S then x² + y² is in S, and 1 is in S. A192476

Least k such that the decimal representation of k·n contains only 1's and 0's. A79339

Numbers n that are the hypotenuse of exactly 10 distinct integer-sided right triangles, i.e., n² can be written as a sum of two squares in 10 ways. A97225

Composite numbers such that the square root of the sum of squares of their prime factors (with multiplicity) is an integer. A134605

Least k such that decimal representation of k·n contains only digits 0 and 2. A96681

5 times pentagonal numbers: 5·n*(3·n-1)/2. A152734

Numerators of squared radii of circumcircles of non-degenerate triangles with integer vertex coordinates. A192493

a(n) = ∑_d∣n φ(d³). A68963