Properties of the Number -162540

One Hundred Sixty-Two Thousand Five Hundred Forty

Basics

Value: -162541 → -162540 → -162539

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 18

Digital Root: 9

Palindrome: No

Factorization: 2 ² × 3 ³ × 5 × 7 × 43

Divisors: 1, 2, 3, 4, 5, 6, 7, 9, 10, 12

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: -100111101011101100

Octal: -475354

Duodecimal: -7A090

Hexadecimal: -27aec

Square: 26419251600

Square Root: 403.1624982559762

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

The second crank moment function M₂(n). A220909

Generalized Stirling2 array (6,2). A91746

a(n) is the smallest integer that has exactly n alternating divisors. A355594

Negative value of coefficient of x^n-2 in the characteristic polynomial of a certain n X n integer circulant matrix. A127407

Positions of records in A355593: Integers whose number of alternating divisors sets a new record. A355595

a(n) = floor( n*(n-1)*(n-2)*(n-3)/22 ). A11932