Properties of the Number 78464

Seventy-Eight Thousand Four Hundred Sixty-Four

Basics

Value: 78463 → 78464 → 78465

Parity: even

Prime: No

Previous Prime: 78439

Next Prime: 78467

Digit Sum: 29

Digital Root: 2

Palindrome: No

Factorization: 2 ⁷ × 613

Divisors: 1, 2, 4, 8, 16, 32, 64, 128, 613, 1226

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10011001010000000

Octal: 231200

Duodecimal: 394A8

Hexadecimal: 13280

Square: 6156599296

Square Root: 280.11426240018557

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 integer compositions of n with integer geometric mean. A357710

Number of columns in the character table of the symmetric group S_n that have zero sum. A85642

A(x) satisfies A005408(x) = A(x)/A(x²), A005408 = odd numbers. A173283

a(1) = 1; a(2) = 2; thereafter a(n) is the smallest number > a(n-1) which is neither of the form 2·a(i) nor ∑_j=1..n-1 ( b_j*a(j) ) where 0 < i < n, b_j = 1 or 0. A331809

O.g.f. A(x) satisfies: [xⁿ] exp( n*(n+2) * x ) / A(x) = 0 for n>0. A304863

Erroneous version of A177454. A78464