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Properties of the Number -100101001

One Hundred Million One Hundred One Thousand One

Basics

Value: -100101002 → -100101001 → -100101000

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 4

Digital Root: 4

Palindrome: Yes

Factorization: 7 × 11 2 × 13 × 9091

Divisors: 1, 7, 11, 13, 77, 91, 121, 143, 847, 1001

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: -101111101110110101110001001

Octal: -575665611

Duodecimal: -296349A1

Hexadecimal: -5f76b89

Square: 10020210401202001

Square Root: 10005.0487754933

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

NegaFibonacci representation code for n. A215022
Numbers whose cube is a palindrome. A2780
Numbers k such that k and k3 are both palindromes. A69748
Positions of positive coefficients in cyclotomic polynomial Phin(x), A063696 in binary. A63697
Binary representation of the x-axis, from the left edge to the origin, of the n-th stage of growth of the two-dimensional cellular automaton defined by "Rule 419", based on the 5-celled von Neumann neighborhood. A282069
Binary representation of the x-axis, from the left edge to the origin, of the n-th stage of growth of the two-dimensional cellular automaton defined by "Rule 579", based on the 5-celled von Neumann neighborhood. A283087
Binary representation of the x-axis, from the left edge to the origin, of the n-th stage of growth of the two-dimensional cellular automaton defined by "Rule 603", based on the 5-celled von Neumann neighborhood. A283223
Base 5 numbers whose square is a palindrome in base 5. A263611
a(n) = palindrome arising when A230891(n+1) is formed (if there is more than one, use the smallest). A303573
Binary palindromes of odd length. A342040