Properties of the Number 3141

Three Thousand One Hundred Forty-One

Basics

Value: 3140 → 3141 → 3142

Parity: odd

Prime: No

Previous Prime: 3137

Next Prime: 3163

Digit Sum: 9

Digital Root: 9

Palindrome: No

Factorization: 3 ² × 349

Divisors: 1, 3, 9, 349, 1047, 3141

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 110001000101

Octal: 6105

Duodecimal: 1999

Hexadecimal: c45

Square: 9865881

Square Root: 56.04462507680822

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) is the integer whose decimal digits are the first n+1 decimal digits of π. A11545

Number of subsets of {1...n} containing all prime indices of the elements. A324736

Triangle read by rows: T(n,k) is the number of permutations of [n] with exactly k increasing runs of even length. A97592

Expansion of ∏_k>=1 1/(1-x^2·k-1)^2·k-1. A262811

a(n) = ∑_k=1..n gcd(k, n)³. A343497

T(n,k)=Number of nXk 0..1 arrays avoiding 0 0 0 and 1 0 1 horizontally and 0 0 1 and 1 0 1 vertically. A207169

Numbers of the form a⁵ + b⁴ with a, b > 0. A100294

Numbers n such that nextprime(n³)-prevprime(n³) = 4. A90121

Number of permutations of [n] with no increasing runs of even length. A97597

Expansion of ∏_k>=1 1/(1+x^2·k-1)^2·k-1. A284628