Properties of the Number -384440

Three Hundred Eighty-Four Thousand Four Hundred Forty

Basics

Value: -384441 → -384440 → -384439

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 23

Digital Root: 5

Palindrome: No

Factorization: 2 ³ × 5 × 7 × 1373

Divisors: 1, 2, 4, 5, 7, 8, 10, 14, 20, 28

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

375 Try Today's Challenge

Representations

Binary: -1011101110110111000

Octal: -1356670

Duodecimal: -166588

Hexadecimal: -5ddb8

Square: 147794113600

Square Root: 620.0322572253801

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) = 961·n² + 2·n. A158413

Numbers k such that the least term in the periodic part of the continued fraction for sqrt(k) is 31. A31709

Triangle read by rows. T(n, k) = C(n, k)*C(k, floor(k/2))*∑_i=0..k C(k, i)*C(n-i, floor((n-i)/2)). A393140