Properties of the Number 89389

Eighty-Nine Thousand Three Hundred Eighty-Nine

Basics

Value: 89388 → 89389 → 89390

Parity: odd

Prime: No

Previous Prime: 89387

Next Prime: 89393

Digit Sum: 37

Digital Root: 1

Palindrome: No

Factorization: 71 × 1259

Divisors: 1, 71, 1259, 89389

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10101110100101101

Octal: 256455

Duodecimal: 43891

Hexadecimal: 15d2d

Square: 7990393321

Square Root: 298.9799324369447

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

T(n,k) = coefficient of xⁿ*y^k in A(x,y) such that: x = ∑_n=-oo..+oo (-1)ⁿ * xⁿ * (y + xⁿ)ⁿ * A(x,y)ⁿ. A359720

Numerator of H(n+4) - H(n), where H(n) = ∑_k=1..n 1/k. A189642

a(n) = A359720(n+3,2), for n >= 0. A359726

Number of permutations of [n] avoiding {1324, 2341, 2413}. A294805

Sum of the smallest and the largest nontrivial divisor of n or 0 if n is 1 or a prime. A89389