Properties of the Number 20077

Twenty Thousand Seventy-Seven

Basics

Value: 20076 → 20077 → 20078

Parity: odd

Prime: No

Previous Prime: 20071

Next Prime: 20089

Digit Sum: 16

Digital Root: 7

Palindrome: No

Factorization: 17 × 1181

Divisors: 1, 17, 1181, 20077

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 100111001101101

Octal: 47155

Duodecimal: B751

Hexadecimal: 4e6d

Square: 403085929

Square Root: 141.69333082400175

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

a(n) = A188493(n+1) - A188491(n) - A188495(n). A188497

Minimal consecutive determinant (negated) of n X n persymmetric matrix with entries {-1,0,+1}. A34919

Positive numbers y such that y² is of the form x² + (x+97)² with integer x. A157469

Integers k such that the k-th triangular number t_k has all its base-12 digits contained in {1,5,7,11}. A118711

Number of (n+2) X 4 binary arrays with each 3 X 3 subblock having rows and columns in lexicographically nondecreasing order. A184541

Numbers k such that 7·10^k + 69 is prime. A294484

a(n) = floor( γ(n+3/7)/γ(3/7) ). A20077