Properties of the Number 98881

Ninety-Eight Thousand Eight Hundred Eighty-One

Basics

Value: 98880 → 98881 → 98882

Parity: odd

Prime: No

Previous Prime: 98873

Next Prime: 98887

Digit Sum: 34

Digital Root: 7

Palindrome: No

Factorization: 61 × 1621

Divisors: 1, 61, 1621, 98881

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 11000001001000001

Octal: 301101

Duodecimal: 49281

Hexadecimal: 18241

Square: 9777452161

Square Root: 314.45349417680194

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

Integers expressible as the sum of (at least two) consecutive primes in at least 5 ways. A67375

Strong pseudoprimes to base 60. A20286

Strong pseudoprimes to base 89. A20315

Indices of primes in sequence defined by A(0) = 91, A(n) = 10·A(n-1) + 71 for n > 0. A101016

Numbers n such that 9·10ⁿ + 8·R_n - 7 is prime, where R_n = 11...1 is the repunit (A002275) of length n. A103107

Duplicate of A073333. A98881