Properties of the Number -145166

One Hundred Forty-Five Thousand One Hundred Sixty-Six

Basics

Value: -145167 → -145166 → -145165

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 23

Digital Root: 5

Palindrome: No

Factorization: 2 × 7 × 10369

Divisors: 1, 2, 7, 14, 10369, 20738, 72583, 145166

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -100011011100001110

Octal: -433416

Duodecimal: -70012

Hexadecimal: -2370e

Square: 21073167556

Square Root: 381.00656162328755

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

Numbers m with even length such that φ(m)=φ(d₁^d_2·d₃^d_4*...* d_k-1^d_k) where d₁ d₂ ... d_k is the decimal expansion of m. A112010

Numbers m with even length such that φ(m)=φ(d₁^d_2)*φ(d₃^d_4) *...*φ(d_k-1^d_k) where d₁ d₂ ... d_k is the decimal expansion of m. A112011

Numerators of continued fraction convergents to sqrt(859). A42658