Properties of the Number -3145727

One Hundred Forty-Five Thousand Seven Hundred Twenty-Seven

Basics

Value: -3145728 → -3145727 → -3145726

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 29

Digital Root: 2

Palindrome: No

Factorization: 13 × 241979

Divisors: 1, 13, 241979, 3145727

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

375 Try Today's Challenge

Representations

Binary: -1011111111111111111111

Octal: -13777777

Duodecimal: -107853B

Hexadecimal: -2fffff

Square: 9895598358529

Square Root: 1773.619745041197

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(0) = 1; for n > 0, a(n) = 3·2^n-1 - 1. A83329

a(2n) = 2·2ⁿ - 1, a(2n+1) = 3·2ⁿ - 1. A52955

a(0) = 0; for n > 0, a(n) = 3·2^n-1 - 1. A55010

a(n) = 3·2ⁿ - 1. A153893

a(0) = 1; a(n) = 3·2ⁿ - 1, for n > 0. A52940

Numbers of the form i·4^j-1 (i=1..3, j >= 0). A180516

Add 1, double, add 1, double, etc. A83416

a(n) = 3·4ⁿ-1. A198693

a(n) = a(n-1) + 2·a(n-2) with n>1, a(0)=2, a(1)=7. A201630

Decimal representation of the x-axis, from the origin to the right edge, of the n-th stage of growth of the two-dimensional cellular automaton defined by "Rule 705", based on the 5-celled von Neumann neighborhood. A283651