Properties of the Number 89441

Eighty-Nine Thousand Four Hundred Forty-One

Basics

Value: 89440 → 89441 → 89442

Parity: odd

Prime: No

Previous Prime: 89431

Next Prime: 89443

Digit Sum: 26

Digital Root: 8

Palindrome: No

Factorization: 11 × 47 × 173

Divisors: 1, 11, 47, 173, 517, 1903, 8131, 89441

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 10101110101100001

Octal: 256541

Duodecimal: 43915

Hexadecimal: 15d61

Square: 7999692481

Square Root: 299.0668821518023

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

Terms of A324315 (squarefree integers m > 1 such that if prime p divides m, then the sum of the base p digits of m is at least p) that are also octagonal numbers (A000567) with index equal to their largest prime factor. A324320

Octagonal numbers which are the sums of exactly two positive octagonal numbers. A136346

Octagonal numbers with prime indices. A267144

a(1)=1, a(n)=ceiling(n*(a(n-1)+1/a(n-1))). A82570

Octagonal numbers that are the product of three distinct primes. A382231

Primes p such that 16·p+17 is a prime. A89441