Properties of the Number -999991

Nine Hundred Ninety-Nine Thousand Nine Hundred Ninety-One

Basics

Value: -999992 → -999991 → -999990

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 46

Digital Root: 1

Palindrome: No

Factorization: 17 × 59 × 997

Divisors: 1, 17, 59, 997, 1003, 16949, 58823, 999991

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -11110100001000110111

Octal: -3641067

Duodecimal: -402847

Hexadecimal: -f4237

Square: 999982000081

Square Root: 999.9954999898749

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(n) = 10ⁿ - 9. A170955

a(n) is the largest number which can be formed with no zeros, using least number of digits and having digit sum = n. A61219

a(n) = 1 + 111110·n. A135403