Properties of the Number 2378

Two Thousand Three Hundred Seventy-Eight

Basics

Value: 2377 → 2378 → 2379

Parity: even

Prime: No

Previous Prime: 2377

Next Prime: 2381

Digit Sum: 20

Digital Root: 2

Palindrome: No

Factorization: 2 × 29 × 41

Divisors: 1, 2, 29, 41, 58, 82, 1189, 2378

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 100101001010

Octal: 4512

Duodecimal: 1462

Hexadecimal: 94a

Square: 5654884

Square Root: 48.76474136094644

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

Pell numbers: a(0) = 0, a(1) = 1; for n > 1, a(n) = 2·a(n-1) + a(n-2). A129

a(n) = 6·a(n-1) - a(n-2) for n > 1, a(0)=0 and a(1)=2. A1542

Table by antidiagonals of T(n,k) = n·T(n,k-1) + T(n,k-2) starting with T(n,1) = 1. A73133

Partial sums of A299277. A299278

Array A(n,k) = n·A(n,k-1) + A(n,k-2) read by upward antidiagonals, starting A(n,0) = 0, A(n,1) = 1. A172236

Number of 2 X n binary arrays with a path of adjacent 1's from upper left corner to anywhere in right hand column. A69306

Interleave denominators (A000129) and numerators (A001333) of convergents to sqrt(2). A2965

Numbers k such that (1) the k-th composition in standard order contains no 1's, and (2) there is no composition whose first sums are the k-th composition in standard order. A390678

A B₂ sequence: a(n) is the least value such that sequence increases and pairwise sums of elements are all distinct. A25582

a(n) = 2·n² + 6·n + 2. A90288