Properties of the Number 5740

Five Thousand Seven Hundred Forty

Basics

Value: 5739 → 5740 → 5741

Parity: even

Prime: No

Previous Prime: 5737

Next Prime: 5741

Digit Sum: 16

Digital Root: 7

Palindrome: No

Factorization: 2 ² × 5 × 7 × 41

Divisors: 1, 2, 4, 5, 7, 10, 14, 20, 28, 35

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2730 Try Today's Challenge

Representations

Binary: 1011001101100

Octal: 13154

Duodecimal: 33A4

Hexadecimal: 166c

Square: 32947600

Square Root: 75.76278769950325

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) = n*(n+1)*(2·n+1)/3. A6331

Expansion of (1+x²)/((1-x)²*(1-x²)²). A5993

Number of polynomials of height n: a(1)=1, a(2)=1, a(3)=4, a(n) = 2·a(n-1) + a(n-2) + 2 for n >= 4. A5409

7 times triangular numbers: 7·n*(n+1)/2. A24966

a(n) = 1*(n) + 2*(n-1) + 3*(n-2) + ... + (n+1-k)*k, where k = floor((n+1)/2). A23855

Number of ways of writing n as the sum of 7 triangular numbers. A226252

Numbers which can be expressed as the product of a number and its reversal in at least two different ways. A66531

a(n) = Product{k>=0} (1 + floor(n/3^k)). A132327

Palindromic numbers in bases 6 and 9 written in base 10. A259389

a(n) = 6·a(n-1) - a(n-2) + 4 with n > 1, a(0)=0, a(1)=4. A182190