Properties of the Number -9455

Four Hundred Fifty-Five

Basics

Value: -9456 → -9455 → -9454

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 23

Digital Root: 5

Palindrome: No

Factorization: 5 × 31 × 61

Divisors: 1, 5, 31, 61, 155, 305, 1891, 9455

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -10010011101111

Octal: -22357

Duodecimal: -557B

Hexadecimal: -24ef

Square: 89397025

Square Root: 97.23682430026189

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

Square pyramidal numbers: a(n) = 0² + 1² + 2² + ... + n² = n*(n+1)*(2·n+1)/6. A330

a(n) = ∑_{k=1..n, gcd(n,k) = 1} k². A53818

Numbers m such that there are precisely 7 groups of order m. A249550

Sum of the squared parts of the partitions of n into exactly two parts. A226141

T(n,k)=1/4 the number of (n+1)X(k+1) 0..3 arrays with every 2X2 subblock having one or four distinct clockwise edge differences. A209858

Sum of the squares of the parts in the partitions of n into two distinct parts. A294286

5 times hexagonal numbers: 5·n*(2·n-1). A152745

1/24 of product of three numbers: n-th prime, previous and following number. A127922

a(n) = ∑_i=0..n digsum₄(i)⁴, where digsum₄(i) = A053737(i). A231667

a(n) = floor(n*(n-1)*(n-2)/24). A11842