Properties of the Number 3875

Three Thousand Eight Hundred Seventy-Five

Basics

Value: 3874 → 3875 → 3876

Parity: odd

Prime: No

Previous Prime: 3863

Next Prime: 3877

Digit Sum: 23

Digital Root: 5

Palindrome: No

Factorization: 5 ³ × 31

Divisors: 1, 5, 25, 31, 125, 155, 775, 3875

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 111100100011

Octal: 7443

Duodecimal: 22AB

Hexadecimal: f23

Square: 15015625

Square Root: 62.24949798994366

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*(4·n+1). A7742

Hypotenuses for which there exist exactly 3 distinct integer triangles. A84647

Numbers n such that (n⁹⁷-1)/(n-1) is prime. A217089

Numbers m such that there are precisely 16 groups of order m. A295161

Number of free poly-[3⁴.6]-tiles (holes allowed) with n cells. A197159

a(n) = 2·n² + 3. A93328

Dimensions of the irreducible representations of the simple Lie algebra of type E8 over the complex numbers, listed in increasing order. A121732

a(n) = binomial(n+5,4) - 1. A63258

T(n,k)=Number of nXk 0..1 arrays with every element equal to 0, 2, 3 or 5 horizontally, diagonally or antidiagonally adjacent elements, with upper left element zero. A302460

a(n) = A069359(A276086(n)), where A276086 is the primorial base exp-function and A069359(n) = n * ∑_p∣n 1/p. A329029