Properties of the Number -40915

Forty Thousand Nine Hundred Fifteen

Basics

Value: -40916 → -40915 → -40914

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 19

Digital Root: 1

Palindrome: No

Factorization: 5 × 7 ² × 167

Divisors: 1, 5, 7, 35, 49, 167, 245, 835, 1169, 5845

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -1001111111010011

Octal: -117723

Duodecimal: -1B817

Hexadecimal: -9fd3

Square: 1674037225

Square Root: 202.27456587519845

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

Carlitz-Riordan q-Catalan numbers (recurrence version) for q=-6. A15102

A(n,k) is the n-th Carlitz-Riordan q-Catalan number (recurrence version) for q = -k; square array A(n,k), n>=0, k>=0, read by antidiagonals. A290789

Triangle read by rows: T(n,k) = 1 + n! - k! - (n - k)! + k!*(n - k)!. A155453

a(n) = 5·2ⁿ⁺¹ - 3*(n+3). A169831

Number of minimal idempotent generating sets for the singular part P_n \ S_n of the partition monoid P_n. A244491