Properties of the Number -102691

One Hundred Two Thousand Six Hundred Ninety-One

Basics

Value: -102692 → -102691 → -102690

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 19

Digital Root: 1

Palindrome: No

Factorization: 103 × 997

Divisors: 1, 103, 997, 102691

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: -11001000100100011

Octal: -310443

Duodecimal: -4B517

Hexadecimal: -19123

Square: 10545441481

Square Root: 320.4543649258034

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) = 4·n³ - 18·n² + 27·n - 12. A271828

Numbers L such that there is a prime p <= L for which v_p(H_L - 1) > 1, where v_p(x) is the p-adic valuation of·and H_L is the L-th harmonic number. A335207