Properties of the Number -155115

One Hundred Fifty-Five Thousand One Hundred Fifteen

Basics

Value: -155116 → -155115 → -155114

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 18

Digital Root: 9

Palindrome: No

Factorization: 3 ⁴ × 5 × 383

Divisors: 1, 3, 5, 9, 15, 27, 45, 81, 135, 383

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: -100101110111101011

Octal: -456753

Duodecimal: -75923

Hexadecimal: -25deb

Square: 24060663225

Square Root: 393.84641676673914

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

List of words over {1,5} with equal numbers of 1's and 5's. A214522

a(n) = T(2n,n), where T is the array defined in A026105. A26112

T(n,[ n/2 ]), where T is the array defined in A026105. A26117

Numbers k such that the period of the continued fraction for sqrt(k) contains exactly 57 ones. A31825