Properties of the Number -17445

Seventeen Thousand Four Hundred Forty-Five

Basics

Value: -17446 → -17445 → -17444

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 21

Digital Root: 3

Palindrome: No

Factorization: 3 × 5 × 1163

Divisors: 1, 3, 5, 15, 1163, 3489, 5815, 17445

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

5184 Try Today's Challenge

Representations

Binary: -100010000100101

Octal: -42045

Duodecimal: -A119

Hexadecimal: -4425

Square: 304328025

Square Root: 132.07952150125317

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) = ((2·n)!/(n!*2^n-1))*Integral_x=1/2..1 (sqrt(1-x²)/x)^2·n dx. A95839

Duplicate of A095839. A234290

Sum of the middle parts in the partitions of 4n-1 into 3 parts. A240707

a(n) is the number of binary strings of length n whose shortest run of 1s is of length 3. A384155

Expansion of 1/(1-x⁴-x⁵-x⁶-x⁷-x⁸-x⁹-x¹⁰-x¹¹-x¹²). A17834

Numbers k such that the k-th composition in standard order is a non-alternating permutation of an initial interval of positive integers. A350250

Number of permutations of length n which avoid the patterns 1234, 3421, 4312. A116756