Properties of the Number -400285

Four Hundred Thousand Two Hundred Eighty-Five

Basics

Value: -400286 → -400285 → -400284

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 19

Digital Root: 1

Palindrome: No

Factorization: 5 × 223 × 359

Divisors: 1, 5, 223, 359, 1115, 1795, 80057, 400285

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

9108 Try Today's Challenge

Representations

Binary: -1100001101110011101

Octal: -1415635

Duodecimal: -173791

Hexadecimal: -61b9d

Square: 160228081225

Square Root: 632.6808041975037

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

Number of binary words of length n in which the ones occur only in blocks of length at least 4. A5253

Expansion of 1/(1-x²*(1+x)³). A116090

a(n) = ∑_{k=0..floor(3·n/5)} binomial(3·n-3·k,2·k). A375307

Number of compositions of 5·n-4 into parts 2 and 5. A369844