Properties of the Number -215325

Two Hundred Fifteen Thousand Three Hundred Twenty-Five

Basics

Value: -215326 → -215325 → -215324

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 18

Digital Root: 9

Palindrome: No

Factorization: 3 ³ × 5 ² × 11 × 29

Divisors: 1, 3, 5, 9, 11, 15, 25, 27, 29, 33

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: -110100100100011101

Octal: -644435

Duodecimal: -A4739

Hexadecimal: -3491d

Square: 46364855625

Square Root: 464.0312489477406

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 k such that k+1 is a divisor of 3^k + 5^k. A234536

a(n) = T(n)² - n², where T(n) is a triangular number. A85740

a(n) = 841·n² + 29. A158665

Numbers k such that the least term in the periodic part of the continued fraction for sqrt(k) is 32. A31710

Let s denote the sum of the abundant numbers in the aliquot parts of x. Sequence lists numbers·such that σ(s) = usigma(x), where usigma(x) is the sum of the unitary divisors of x (A034448). A258135