Properties of the Number -62

Sixty-Two

Basics

Value: -63 → -62 → -61

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 8

Digital Root: 8

Palindrome: No

Factorization: 2 × 31

Divisors: 1, 2, 31, 62

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -111110

Octal: -76

Duodecimal: -52

Hexadecimal: -3e

Square: 3844

Square Root: 7.874007874011811

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

Triangle T, read by rows, such that the m-th matrix power satisfies T^m = I + m*(T - I) and consequently the matrix logarithm satisfies log(T) = T - I, where I is the identity matrix. A112555

Dirichlet inverse of σ function (A000203). A46692

Riordan array (1/(1-x), x/(1+x)). A112468

a(0)=0; thereafter a(2n) = 2a(n), a(2n+1) = -2a(n) + 1. A65620

Expansion of - (1/8) theta₃''(0, q) / theta₃(0, q) in powers of q. A186690

a(n) = ∑_k=1..n μ(k)*k, where μ(k) is the Moebius function. A68340

a(n) = (-4·n³ + 27·n² - 20·n + 3)/3. A161711

a(n) = A048250(n) - n, where A048250(n) is the sum of squarefree divisors of n. A325313

a(n) = -n. A1489

Riordan array (1/(1-x²), x/(1+x)²). A158454