Properties of the Number -1375

Three Hundred Seventy-Five

Basics

Value: -1376 → -1375 → -1374

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 16

Digital Root: 7

Palindrome: No

Factorization: 5 ³ × 11

Divisors: 1, 5, 11, 25, 55, 125, 275, 1375

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -10101011111

Octal: -2537

Duodecimal: -967

Hexadecimal: -55f

Square: 1890625

Square Root: 37.080992435478315

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

Numerators of upper right triangle of a(i,j) = Integral_x=i..i+1 ∑_k=0..j A048994(j,k)*x^k. A140825

Triangle read by rows: T(n,k) is the k-th generalized Eulerian number of order n and degree 3, n >= 1. A211233

Expansion of ∑_k>0 x^3·k/(1+x^k)⁴. A363617

G.f. A(x) satisfies A(x) = 1 + x/A(-x·A(x))⁵. A384942

Triangle of subsequences of A140825 with a mirror symmetry. A141045

Square array A(n,k), n>=0, k>=0, read by antidiagonals, where column k is the expansion of continued fraction 1/(1 + k·x/(1 + k·x²/(1 + k·x³/(1 + k·x⁴/(1 + k·x⁵/(1 + ...)))))). A286932

a(n) = [xⁿ] 1/(1 + n·x/(1 + n·x²/(1 + n·x³/(1 + n·x⁴/(1 + n·x⁵/(1 - ...)))))), a continued fraction. A291335

Inverse binomial transform of A098149. A98111

Numerator of generalized Bernoulli number B_n^(n-1). A260328

First differences of number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 57", based on the 5-celled von Neumann neighborhood. A270078