Properties of the Number -188356

One Hundred Eighty-Eight Thousand Three Hundred Fifty-Six

Basics

Value: -188357 → -188356 → -188355

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 31

Digital Root: 4

Palindrome: No

Factorization: 2 ² × 7 ² × 31 ²

Divisors: 1, 2, 4, 7, 14, 28, 31, 49, 62, 98

Polygonal

Triangular: No

Square: Yes

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: -101101111111000100

Octal: -557704

Duodecimal: -91004

Hexadecimal: -2dfc4

Square: 35477982736

Square Root: 434

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

a(n) = (11·n + 5)². A17450

Squares of the form n+prime(n). A104992

a(n) = (12·n + 2)². A17546

Number of (n+1) X 2 binary arrays with no 2 X 2 subblock sum equal to any horizontal or vertical neighbor 2 X 2 subblock sum. A185790

Squares which are a decimal concatenation of triprimes. A225151

Number of (n+1) X (2+1) 0..1 arrays with no element having a strict majority of its horizontal and vertical neighbors equal to one. A231971

Number of 0..20 integer arrays v[1..n] of length n with all autocorrelation values sum(i){v[i]*v[i-k]} distinct for k in 0..n-1. A171326

Number of 0..n-1 integer arrays v[1..4] of length 4 with all autocorrelation values sum(i){v[i]*v[i-k]} distinct for k in 0..3. A171355