Properties of the Number 68432

Sixty-Eight Thousand Four Hundred Thirty-Two

Basics

Value: 68431 → 68432 → 68433

Parity: even

Prime: No

Previous Prime: 68399

Next Prime: 68437

Digit Sum: 23

Digital Root: 5

Palindrome: No

Factorization: 2 ⁴ × 7 × 13 × 47

Divisors: 1, 2, 4, 7, 8, 13, 14, 16, 26, 28

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10000101101010000

Octal: 205520

Duodecimal: 33728

Hexadecimal: 10b50

Square: 4682938624

Square Root: 261.59510698787926

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

Numbers that, when expressed in base 3 and then interpreted in base 10, yield a multiple of the original number. A32537

Partial sums of A051878. A50404

Expansion of ∏_k>=1 (1 + x^k)^q(k-1), where q(k) = number of partitions of k into distinct parts (A000009). A305651

a(n) = ∑_{k=0..floor(n/3)} 2^n-3·k * binomial(2·k+1,2·n-6·k+1). A387652

a(0) = 397; a(n+1) = a(n)² if a(n) is prime, floor(a(n)/2) otherwise. A376801

Expansion of golden ratio (1 + sqrt(5))/2 in base 2. A68432

Numbers which are both heptagonal and decagonal. A203408