Properties of the Number 87464

Eighty-Seven Thousand Four Hundred Sixty-Four

Basics

Value: 87463 → 87464 → 87465

Parity: even

Prime: No

Previous Prime: 87443

Next Prime: 87473

Digit Sum: 29

Digital Root: 2

Palindrome: No

Factorization: 2 ³ × 13 × 29 ²

Divisors: 1, 2, 4, 8, 13, 26, 29, 52, 58, 104

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10101010110101000

Octal: 252650

Duodecimal: 42748

Hexadecimal: 155a8

Square: 7649951296

Square Root: 295.7431317883815

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

Records in the indices of largest unsigned Stirling number of first kind: a(n) = smallest m such that c(m,n) = max_k=0,1...,m c(m,k). A309237

Denominators of continued fraction convergents to sqrt(219). A41409

Number of partitions satisfying 0 < cn(1,5) + cn(4,5). A39898

a(n)=numerator of the probability that (x-y)/(x+y)+(y-z)/(y+z)+(z-u)/(z+u)+ (u-x)/(u+x)>0, assuming that each random quadruple of integers (x,y,z,u), with a<=x,y,z,u<=n, is equally likely. A106199

Dimension of the random-to-random subalgebra of the n-th symmetric group algebra. A393539

Generalized multiplicative Jacobsthal sequence. A87464