Properties of the Number 80127

Eighty Thousand One Hundred Twenty-Seven

Basics

Value: 80126 → 80127 → 80128

Parity: odd

Prime: No

Previous Prime: 80111

Next Prime: 80141

Digit Sum: 18

Digital Root: 9

Palindrome: No

Factorization: 3 ² × 29 × 307

Divisors: 1, 3, 9, 29, 87, 261, 307, 921, 2763, 8903

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 10011100011111111

Octal: 234377

Duodecimal: 3A453

Hexadecimal: 138ff

Square: 6420336129

Square Root: 283.06712984732087

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

Slowest increasing sequence with its first 10 digits all different one from another, then the next 10, then the next 10, etc. A106604

Number of primes less than n·10¹⁸. A80127

Irregular triangle read by rows: Whitney numbers of the second kind a(n,k), n >= 1, k >= 0, for the star poset. A7799