Properties of the Number 84254

Eighty-Four Thousand Two Hundred Fifty-Four

Basics

Value: 84253 → 84254 → 84255

Parity: even

Prime: No

Previous Prime: 84247

Next Prime: 84263

Digit Sum: 23

Digital Root: 5

Palindrome: No

Factorization: 2 × 103 × 409

Divisors: 1, 2, 103, 206, 409, 818, 42127, 84254

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10100100100011110

Octal: 244436

Duodecimal: 40912

Hexadecimal: 1491e

Square: 7098736516

Square Root: 290.26539580184203

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

Expansion of ∏_k>=1 ((1 - x)^k - x^k)/((1 - x)^k + x^k). A307520

a(n) = ∑_k=1..n binomial(2·n, k) * σ(k). A356341

Decimal expansion of ∑_k>=1 1/(k*(exp(2*π*k)-1)). A84254

Triangular T(n,k) = binomial(prime(n+1) - 1, prime(k+1) - 1) with T(n,0) = 1, read by rows. A154653