Properties of the Number 2920

Two Thousand Nine Hundred Twenty

Basics

Value: 2919 → 2920 → 2921

Parity: even

Prime: No

Previous Prime: 2917

Next Prime: 2927

Digit Sum: 13

Digital Root: 4

Palindrome: No

Factorization: 2 ³ × 5 × 73

Divisors: 1, 2, 4, 5, 8, 10, 20, 40, 73, 146

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 101101101000

Octal: 5550

Duodecimal: 1834

Hexadecimal: b68

Square: 8526400

Square Root: 54.037024344425184

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

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

Numbers n such that n!3 - 3 is prime, where n!3 = n!!! is a triple factorial number (A007661). A242994

Heptagonal (or 7-gonal) pyramidal numbers: a(n) = n*(n+1)*(5·n-2)/6. A2413

Multiples of 20 containing a 20 in their decimal representation. A121040

Integers of the form m*(m + 6)/7. A274978

Numbers that are the sum of 8 positive 6th powers. A3364

Coordination sequence for (2,3,9) tiling of hyperbolic plane. A265059

Number of integer partitions of n whose distinct parts are pairwise coprime. A304709

T(n,k)=Number of (n+1)X(k+1) 0..3 arrays with nondecreasing x(i,j)-x(i,j-1) in the i direction and nondecreasing absolute value of x(i,j)-x(i-1,j) in the j direction. A250691

Palindromic numbers in bases 3 and 9 written in base 10. A259386