Properties of the Number -147231

One Hundred Forty-Seven Thousand Two Hundred Thirty-One

Basics

Value: -147232 → -147231 → -147230

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 18

Digital Root: 9

Palindrome: No

Factorization: 3 ³ × 7 × 19 × 41

Divisors: 1, 3, 7, 9, 19, 21, 27, 41, 57, 63

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: -100011111100011111

Octal: -437437

Duodecimal: -71253

Hexadecimal: -23f1f

Square: 21676967361

Square Root: 383.7069194059445

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 X k 0..3 arrays with no element equal to exactly one horizontal or vertical neighbor, with new values 0..3 introduced in row major order. A240774

Number of partitions of [n] such that the element sum of each block is one more than a multiple of seven. A375942

Number of nX3 0..3 arrays with no element equal to exactly one horizontal or vertical neighbor, with new values 0..3 introduced in row major order. A240771

Number of nX5 0..3 arrays with no element equal to exactly one horizontal or vertical neighbor, with new values 0..3 introduced in row major order. A240773

Odd numbers m such that at least one of the factors of Stern polynomial B(m,x) has at least one negative coefficient. A389915

a(n) = trinomial(2·n, 4) = (1/6)*n*(2·n - 1)*(2·n² + 7·n - 3). A302710