Properties of the Number 2904

Two Thousand Nine Hundred Four

Basics

Value: 2903 → 2904 → 2905

Parity: even

Prime: No

Previous Prime: 2903

Next Prime: 2909

Digit Sum: 15

Digital Root: 6

Palindrome: No

Factorization: 2 ³ × 3 × 11 ²

Divisors: 1, 2, 3, 4, 6, 8, 11, 12, 22, 24

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 101101011000

Octal: 5530

Duodecimal: 1820

Hexadecimal: b58

Square: 8433216

Square Root: 53.88877434122992

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) = 6·n². A33581

Concentric hexagonal numbers: floor(3·n²/2). A32528

Sums of twin prime pairs. A54735

Coefficients for expansion of (g(x)d/dx)ⁿ g(x); refined Eulerian numbers for calculating compositional inverse of h(x) = (d/dx)^-1 1/g(x); iterated derivatives as infinitesimal generators of flows. A145271

Numbers whose unsorted prime signature is not unimodal. A332282

Number of strict integer partitions of n whose product of parts is a multiple of n. A379733

Sum of first n semiprimes. A62198

Years in which there are five Fridays in the month of February. A141287

Total sum A(n,k) of k-th powers of parts in all partitions of n; square array A(n,k), n>=0, k>=0, read by antidiagonals. A213191

Congrua (possible solutions to the congruum problem): numbers k such that there are integers x, y and z with k = x²-y² = z²-x². A256418