Properties of the Number -3145724

One Hundred Forty-Five Thousand Seven Hundred Twenty-Four

Basics

Value: -3145725 → -3145724 → -3145723

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 26

Digital Root: 8

Palindrome: No

Factorization: 2 ² × 786431

Divisors: 1, 2, 4, 786431, 1572862, 3145724

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -1011111111111111111100

Octal: -13777774

Duodecimal: -1078538

Hexadecimal: -2ffffc

Square: 9895579484176

Square Root: 1773.6188993129274

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) = 4 - 3·2ⁿ. A165751

a(n) is the number of times that only 2 pegs have disks on them during the optimal solution to a Towers of Hanoi problem with n disks. A347789

Binomial transform of [1, 1, 5, 1, 5, 1, 5, ...]. A131128

a(n) is one fourth of the total number of free ends of 4 line segments expansion at n iterations (see Comments lines for definition). A238549

Start with 1, then alternately double or add 2. A99942

Number of twiddle factors in the first stage of a Pease Radix 4 Fast Fourier Transform. A181358

Expansion of x*(1 - x + 4·x²) / ((1 - x)*(1 - 2·x)). A296954