Properties of the Number -68258

Sixty-Eight Thousand Two Hundred Fifty-Eight

Basics

Value: -68259 → -68258 → -68257

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 29

Digital Root: 2

Palindrome: No

Factorization: 2 × 34129

Divisors: 1, 2, 34129, 68258

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -10000101010100010

Octal: -205242

Duodecimal: -33602

Hexadecimal: -10aa2

Square: 4659154564

Square Root: 261.26232028365666

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) is the largest number that can be expressed as the sum of three triangular numbers in exactly n ways. A330810

a(n) is the largest number that can be expressed as the sum of three positive triangular numbers in exactly n ways. A330811

Let m(k) be the index of the largest triangular number <= k; then a(n) is the smallest number k that can be written as the sum of three triangular numbers if the largest is the (m(k)-n)-th triangular number, but no larger. A331753