Properties of the Number -678030

Six Hundred Seventy-Eight Thousand Thirty

Basics

Value: -678031 → -678030 → -678029

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 24

Digital Root: 6

Palindrome: No

Factorization: 2 × 3 × 5 × 97 × 233

Divisors: 1, 2, 3, 5, 6, 10, 15, 30, 97, 194

Polygonal

Triangular: Yes

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: -10100101100010001110

Octal: -2454216

Duodecimal: -288466

Hexadecimal: -a588e

Square: 459724680900

Square Root: 823.4257707893287

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

Nonpalindromic triangular numbers whose digit reversal is also a triangular number (possibly with fewer digits). A69673

a(n) = larger member of n-th pair of distinct, positive, triangular numbers whose sum and difference are also triangular numbers. A185128

Triangular numbers whose digit reversal is also a triangular number. A61455