Properties of the Number -9999998

Nine Hundred Ninety-Nine Thousand Nine Hundred Ninety-Eight

Basics

Value: -9999999 → -9999998 → -9999997

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 62

Digital Root: 8

Palindrome: No

Factorization: 2 × 4999999

Divisors: 1, 2, 4999999, 9999998

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -100110001001011001111110

Octal: -46113176

Duodecimal: -3423052

Hexadecimal: -98967e

Square: 99999960000004

Square Root: 3162.2773439405973

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

Positive integers k such that f(k)+f(k)=concatenation of k and k, where f(k)=k(k+3)/2 (A000096). A99150

Numbers k such that k concatenated with k-4 gives the product of two numbers which differ by 5. A116130

Largest n-digit semiprime. A98450

Numbers k such that k*(k+4) gives the concatenation of two numbers m and m-3. A116267

Numbers k such that k*(k+3) gives the concatenation of a number m with itself. A116287

n times n+5 gives the concatenation of two numbers m and m-6. A116249

Numbers k such that k*(k+6) gives the concatenation of two numbers m and m-9. A116229

Composite numbers k such that k's prime factors are distinct, the digits of k are in nonincreasing order while the digits of the concatenation of k's ascending order prime factors are in nondecreasing order. A372295

Composite numbers that divide the concatenation of the reverse of their ascending order prime factors, with repetition. A372046

a(n) is the largest n-digit number with exactly 4 divisors. A182648