Properties of the Number -9907

Nine Hundred Seven

Basics

Value: -9908 → -9907 → -9906

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 25

Digital Root: 7

Palindrome: No

Factorization: 9907

Divisors: 1, 9907

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -10011010110011

Octal: -23263

Duodecimal: -5897

Hexadecimal: -26b3

Square: 98148649

Square Root: 99.53391381835641

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

Expansion of ∏_{n >= 1} (1+q^2·n-1)/((1-q^4·n)*(1+q^4·n-2)). A144558

Primes that are the sum of 25 consecutive primes. A215991

Primes of the form m² + 3m + 9, where m can be positive or negative. A5471

Primes from merging of 4 successive digits in decimal expansion of sqrt(2). A198164

Numbers n such that 3ⁿ + 2^n-1 is prime. A82103

Total number of parts in all partitions of n plus the sum of largest parts in all partitions of n plus the number of partitions of n plus n. A225610

Number of integer partitions of n with no part dividing or divisible by all the others. A343342

Lower prime of a pair of consecutive primes having a difference of 16. A31934

a(n) = 15·n² - 9·n + 1. A134154

Primes of the form 2n²+18n+7, n>=0. A154592