Properties of the Number 89398

Eighty-Nine Thousand Three Hundred Ninety-Eight

Basics

Value: 89397 → 89398 → 89399

Parity: even

Prime: No

Previous Prime: 89393

Next Prime: 89399

Digit Sum: 37

Digital Root: 1

Palindrome: Yes

Factorization: 2 × 44699

Divisors: 1, 2, 44699, 89398

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10101110100110110

Octal: 256466

Duodecimal: 4389A

Hexadecimal: 15d36

Square: 7992002404

Square Root: 298.9949832355051

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

Palindromes n such that n and n² have same digit sum. A58852

a(0) = ... = a(4) = 1; a(n) = ∑_k=1..n-5 a(k) * a(n-k-5). A346049

Triangle of coefficients of g.f. a*(1+x)ⁿ + b*(1-x)ⁿ⁺²*polylog(-n-1, x)/x + 2ⁿ*c*(1-x)ⁿ⁺¹*LerchPhi(x, -n, 1/2), with a = 65/2, b = -162/2, c = 135/2. A168525

a(n) = n-th column sum of binary digits of k·2^k-1, where summation is over k>=1, without carrying between columns. A89398