Properties of the Number -101620

One Hundred One Thousand Six Hundred Twenty

Basics

Value: -101621 → -101620 → -101619

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 10

Digital Root: 1

Palindrome: No

Factorization: 2 ² × 5 × 5081

Divisors: 1, 2, 4, 5, 10, 20, 5081, 10162, 20324, 25405

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -11000110011110100

Octal: -306364

Duodecimal: -4A984

Hexadecimal: -18cf4

Square: 10326624400

Square Root: 318.7789202566569

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

Triangle read by rows: T(n, k) = t(n-k, k), where t(0,0) = 1, t(n,m) = 0 if n < 0 or m < 0, else t(n,m) = f(m)*t(n-1,m) + f(n)*t(n,m-1), and f(n) = 5·n + 2. A257614

Expansion of f(-x², -x¹⁰) / f(-x, -x) in powers of·where f(, ) is Ramanujan's general θ function. A262984

Number of walks within N³ (the first octant of Z³) starting at (0,0,0) and consisting of n steps taken from {(-1, 0, 0), (1, -1, 0), (1, 0, -1), (1, 1, 1)}. A149427