Properties of the Number -144169

One Hundred Forty-Four Thousand One Hundred Sixty-Nine

Basics

Value: -144170 → -144169 → -144168

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 25

Digital Root: 7

Palindrome: No

Factorization: 144169

Divisors: 1, 144169

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -100011001100101001

Octal: -431451

Duodecimal: -6B521

Hexadecimal: -23329

Square: 20784700561

Square Root: 379.69593097635374

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

Numbers whose least quadratic nonresidue (A020649) is 23. A25028

G.f. A(x) satisfies: A(x) = 1 / ((1 + x) * (1 - x·A(x)⁴)). A349300

n² concatenated with (n+1)². A246973

Primes which are the concatenation of two consecutive square numbers. A104242

Odd numbers k for which 23 is the smallest positive i with Jacobi symbol J(i,k) ≠ 1. A112079

Expansion of (1+2·x+x²) / (1-x-5·x²-2·x³). A384648

Value of prime number D for incrementally largest values of minimal y satisfying the equation x² - D·y² = -3. A341077

Primes p such that the maximal length of a Buchi sequence in Z/pZ is less than the value of A124882 for that prime. A261404

Primes p such that 2·p + 31 is a square. A269786

Primes p that set records for the minimum k in the Erdős-Straus y = k·p construction for 4/p = 1/x + 1/y + 1/z. A392469