Properties of the Number -160401

One Hundred Sixty Thousand Four Hundred One

Basics

Value: -160402 → -160401 → -160400

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 12

Digital Root: 3

Palindrome: No

Factorization: 3 × 127 × 421

Divisors: 1, 3, 127, 381, 421, 1263, 53467, 160401

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -100111001010010001

Octal: -471221

Duodecimal: -789A9

Hexadecimal: -27291

Square: 25728480801

Square Root: 400.5009363284935

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) = (n² - n + 1)*(n² + n + 1). A59826

Sum of distinct powers of 20; i.e., numbers with digits in {0,1} base 20; i.e., write n in base 2 and read as if written in base 20. A63012

Let the binary expansion of n be [b_d, b_d-1, ..., b₃, b₂, b₁, b₀]_2, where (if n>0) b_d = 1, b_i = 0 or 1 for i<d. To get a(n) concatenate the decimal numbers 2^b_i (if b_i = 1) or 0 (if b_i = 0). A302205

Central polygonal numbers that are nontrivially the product of two central polygonal numbers. A203173