Properties of the Number -345744

Three Hundred Forty-Five Thousand Seven Hundred Forty-Four

Basics

Value: -345745 → -345744 → -345743

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 27

Digital Root: 9

Palindrome: No

Factorization: 2 ⁴ × 3 ² × 7 ⁴

Divisors: 1, 2, 3, 4, 6, 7, 8, 9, 12, 14

Polygonal

Triangular: No

Square: Yes

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -1010100011010010000

Octal: -1243220

Duodecimal: -148100

Hexadecimal: -54690

Square: 119538913536

Square Root: 588

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

Determinant of n X n matrix defined by m(i,j)=1 if i+j is a prime, m(i,j)=0 otherwise. A69191

G.f.: A(x) satisfies: A( 8·x - 7·A(x) ) = x - 36·x². A293455

Solutions to mod(σ(x), 6) = 5. A74384

Squares which can be represented as sum of (at least two) consecutive cubes and are not triangular numbers squared. A163392

Squares that are a difference between 2 positive cubes. A38596

Squares expressible as the sum of two positive cubes in at least one way. A50802

T(n,k)=Number of (n+1)X(k+1) 0..3 arrays with no element equal to all horizontal neighbors or equal to all vertical neighbors. A238523

Numbers with prime factorization p²*q⁴*r⁴ where p, q, and r are distinct primes. A190471

T(n,k)=Number of nXk arrays of occupancy after each element stays put or moves to some king-move neighbor, without move-in move-out straight through or left turns. A221925

Numbers k such that A071187(k) <> A329614(k). A329613