Properties of the Number 78368

Seventy-Eight Thousand Three Hundred Sixty-Eight

Basics

Value: 78367 → 78368 → 78369

Parity: even

Prime: No

Previous Prime: 78367

Next Prime: 78401

Digit Sum: 32

Digital Root: 5

Palindrome: No

Factorization: 2 ⁵ × 31 × 79

Divisors: 1, 2, 4, 8, 16, 31, 32, 62, 79, 124

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10011001000100000

Octal: 231040

Duodecimal: 39428

Hexadecimal: 13220

Square: 6141543424

Square Root: 279.94285131076305

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

a(n) = 2·a(n-1) + 6·a(n-2), a(0) = 0, a(1) = 1. A83099

a(n) = n-th multiple of n with digit sum n. A82260

Expansion of q / (χ(q) * χ(q²) * χ(q³) * χ(q⁶))² in powers of q where χ() is a Ramanujan θ function. A212770

Numbers k such that A003132(k³) = A003132(k), where A003132(n) is the sum of the squares of the digits of n. A309884

a(n) = ∑_{p∣n, p prime} p^nextprime(p), where nextprime(n) is the smallest prime > n. A351367

A Chebyshev S-sequence with Diophantine property. A78368