Properties of the Number -2002000

Two Thousand

Basics

Value: -2002001 → -2002000 → -2001999

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 4

Digital Root: 4

Palindrome: No

Factorization: 2 ⁴ × 5 ³ × 7 × 11 × 13

Divisors: 1, 2, 4, 5, 7, 8, 10, 11, 13, 14

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -111101000110001010000

Octal: -7506120

Duodecimal: -806694

Hexadecimal: -1e8c50

Square: 4008004000000

Square Root: 1414.9204924659196

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

1-parking triangle T(r, i, 1) read by rows: T(r, i, k) = (r + 1)^i-1*binomial(k*(r + 1) + r - i - 1, r - i) with k = 1 and 0 <= i <= r. A329057

Expansion of (-1 + 1/(1-10·x)¹⁰)/(100·x); related to A053109. A53113

Column 4 of triangle in A144633. A144639

Base-10 super-weak Skolem-Langford numbers. A339803

In base 3, 0, together with numbers of the form i00j00k00m00... where i = 1 or 2 and j,k,m,... are 0, 1, or 2. A261660

a(1) = 1. For n > 1, a(n) = a(n-1) if n is prime, a(n) = a(n-1)/n if n is composite and divides a(n-1) else a(n) = n·a(n-1). A88304

Numbers k such that k and k² use only the digits 0, 2, 4 and 8. A136908

n, n² and n³ all use only even digits. A85586

Numbers k such that k and k³ use only even digits. A353342