Properties of the Number -40057

Forty Thousand Fifty-Seven

Basics

Value: -40058 → -40057 → -40056

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 16

Digital Root: 7

Palindrome: No

Factorization: 41 × 977

Divisors: 1, 41, 977, 40057

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -1001110001111001

Octal: -116171

Duodecimal: -1B221

Hexadecimal: -9c79

Square: 1604563249

Square Root: 200.14244927051334

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

Positive integers m such that π(m³) = π(j³) + π(k³) for some 0 < j <= k < m. A262409

Denominators of continued fraction convergents to sqrt(662). A42273

Triangle read by rows: T(n,k) is the number of Schroeder paths of length 2n having trapezoid weight k. A104552

O.g.f.: ∑_n>=0 nⁿ*(2·n+1)ⁿ * exp(-n*(2·n+1)*x) * xⁿ / n!. A222524