Properties of the Number -38479

Thirty-Eight Thousand Four Hundred Seventy-Nine

Basics

Value: -38480 → -38479 → -38478

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 31

Digital Root: 4

Palindrome: No

Factorization: 7 × 23 × 239

Divisors: 1, 7, 23, 161, 239, 1673, 5497, 38479

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -1001011001001111

Octal: -113117

Duodecimal: -1A327

Hexadecimal: -964f

Square: 1480633441

Square Root: 196.1606484491729

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

Number of partitions of n where the difference between consecutive parts is at most 7. A238867

Expansion of x/((1 - x - x⁴)*(1 - x)⁷). A145136

Structured tetrakis hexahedral numbers (vertex structure 5). A100174

Denominators of continued fraction convergents to sqrt(522). A41999

Seventh column (m=6) of convolution triangle A059594(n,m). A59595

Number of n-digit primes whose sum of digits is 7. A259144

G.f. satisfies: A(x) = A( x²*A000108(x²) )*x·A000984(x²), where A000108(x) is the g.f. for the Catalan sequence and A000984(x) = d/dx x·A000108(x). A96971

Values of n such that the expression sqrt(4!*(n+1) + 1) yields a perfect power. A144854

a(n) = n*∑_i=0..n-1 binomial(n,i)*binomial(i-1,n-i-1)/(n-i). A279136