Properties of the Number -155776

One Hundred Fifty-Five Thousand Seven Hundred Seventy-Six

Basics

Value: -155777 → -155776 → -155775

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 31

Digital Root: 4

Palindrome: No

Factorization: 2 ⁷ × 1217

Divisors: 1, 2, 4, 8, 16, 32, 64, 128, 1217, 2434

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: -100110000010000000

Octal: -460200

Duodecimal: -76194

Hexadecimal: -26080

Square: 24266162176

Square Root: 394.6846842734083

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

Square array T(n,k), n >= 0, k >= 0, read by antidiagonals downwards, where T(n,k) = n! * ∑_j=0..n (-k * (n-j))^j/j!. A351791

Number of permutations of 1..n with displacements restricted to {-6,-5,-4,-2,-1,0,3}. A189596

E.g.f.: 1 / (1 - x·exp(-2·x)). A336959