Properties of the Number -142352

One Hundred Forty-Two Thousand Three Hundred Fifty-Two

Basics

Value: -142353 → -142352 → -142351

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 17

Digital Root: 8

Palindrome: No

Factorization: 2 ⁴ × 7 × 31 × 41

Divisors: 1, 2, 4, 7, 8, 14, 16, 28, 31, 41

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -100010110000010000

Octal: -426020

Duodecimal: -6A468

Hexadecimal: -22c10

Square: 20264091904

Square Root: 377.29564004902045

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

T(n,k)=Number of (n+1)X(k+1) arrays of permutations of 0..(n+1)*(k+1)-1 with each element having directed index change 2,-1 1,0 2,1 0,-1 -2,-2 or -1,0. A264490

Numbers k such that φ(k)=p², where p is product of digits of k. A153427

Number of (n+1) X (4+1) arrays of permutations of 0..n·5+4 with each element having directed index change 2,-1 1,0 2,1 0,-1 -2,-2 or -1,0. A264487

Number of (6+1)X(n+1) arrays of permutations of 0..n·7+6 with each element having directed index change 2,-1 1,0 2,1 0,-1 -2,-2 or -1,0. A264494

Number of 2 X 2 matrices having entries in {0,1,...,n} and determinant in the closed interval [-n,n] with no entry repeated. A279063

G.f. A(x,y) = lim_N->infinity (1 - P(N,x,y))/(2·x)^N, where P(0,x,y) = -y, and P(n+1,x,y) = sqrt(1 - 4·x + 4·x*P(n,x,y)) for n = 0..N-1. A352093

Column 2 of triangle A352093. A352094