Properties of the Number -10000001

Ten Million One

Basics

Value: -10000002 → -10000001 → -10000000

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 2

Digital Root: 2

Palindrome: Yes

Factorization: 11 × 909091

Divisors: 1, 11, 909091, 10000001

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2730 Try Today's Challenge

Representations

Binary: -100110001001011010000001

Octal: -46113201

Duodecimal: -3423055

Hexadecimal: -989681

Square: 100000020000001

Square Root: 3162.2778182822585

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(0)=1; a(n) = 10ⁿ + 1, n >= 1. A533

Sums of two powers of 10. A52216

a(n) = 10ⁿ + 1. A62397

Palindromes only using 0 and 1 (i.e., base-2 palindromes). A57148

If n = 2^a * 3^b * 5^c * 7^d * ... then a(n) = a + 10·b + 100·c + 1000·d + ... . A54841

Sums of 2 distinct powers of 10. A38444

Minimal (or "greedy") Lucas representation of n, in which L(0) = 2 and L(2) = 3 are not allowed in the same representation (hence the correct representation of the integer 5 is 1010 rather than 101). A binary system of integers with Lucas numbers (A000032) as a base. A130310

Smallest number k not divisible by 10 such that k² contains exactly n zeros. A134845

Numbers whose cube is a palindrome. A2780

Numbers k such that k² contains only digits {0,1,2}, not ending with zero. A58411