Properties of the Number -88725

Eighty-Eight Thousand Seven Hundred Twenty-Five

Basics

Value: -88726 → -88725 → -88724

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 30

Digital Root: 3

Palindrome: No

Factorization: 3 × 5 ² × 7 × 13 ²

Divisors: 1, 3, 5, 7, 13, 15, 21, 25, 35, 39

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -10101101010010101

Octal: -255225

Duodecimal: -43419

Hexadecimal: -15a95

Square: 7872125625

Square Root: 297.8674201721296

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

T(n,k) = ∑_d∣k φ(d)*n^k/d/k, triangle read by rows, T(n,k) for n >= 1 and 1 <= k <= n. A54630

Number of ways to color vertices of a hexagon using <= n colors, allowing only rotations. A6565

a(n) = (4·n³ - 6·n² + 14·n + 3)/3. A321124

Numbers that are divisible by the squares of two distinct primes and whose arithmetic derivative (A003415) is a squarefree number of the form 4k+2. A368697

Number of n-bead necklaces with 9 colors. A54628

a(n) = n²*(n+1)*(n+2)²/6. A4256

Numbers for which the number of prime divisors counted with multiplicity and the sum of the distinct prime divisors are both perfect. A233563

a(n) = a(n-1) + 3·a(n-2) -2·a(n-3) - 2·a(n-4), where a(0) = -1, a(1) = -1, a(2) = 2, a(3) = 1. A295852

a(n) = a(n-1) + 3·a(n-2) -2·a(n-3) - 2·a(n-4), where a(0) = -2, a(1) = -1, a(2) = 0, a(3) = 1. A295861