Properties of the Number -1000002

Two

Basics

Value: -1000003 → -1000002 → -1000001

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 3

Digital Root: 3

Palindrome: No

Factorization: 2 × 3 × 166667

Divisors: 1, 2, 3, 6, 166667, 333334, 500001, 1000002

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -11110100001001000010

Octal: -3641102

Duodecimal: -402856

Hexadecimal: -f4242

Square: 1000004000004

Square Root: 1000.0009999995

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

Minimal (positive) solution a(n) of Pell equation a(n)² - D(n)*b(n)² = +4 with D(n)= A077425(n). The companion sequence is b(n)=A078355(n). A77428

Smallest number with n nonprime substrings (Version 1: substrings with leading zeros are considered to be nonprime). A213302

Numbers with n 0's between 1 and 2. A133384

Numbers written in base of triangular numbers. A462

Ternary numbers that are concatenated runs A(1)B(1)C(1)A(2)B(2)C(2)...A(k)B(k)C(k), where A(i) is a run of 1's, B(i) a run of 0's, and C(i) a run of 2's, for i = 1..k. A371105

Urban numbers: without 'r' or 'u'. A72957

Numbers k such that k concatenated with k-6 gives the product of two numbers which differ by 5. A116118

Numbers k such that k² contains only digits {0,1,4}, not ending with zero. A58413

Numbers k such that 10^k == -1 (mod k-1). A55693

Triangle, read by rows, in which the n-th row contains n smallest n-digit numbers. A81551