Properties of the Number -280064

Two Hundred Eighty Thousand Sixty-Four

Basics

Value: -280065 → -280064 → -280063

Parity: even

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 20

Digital Root: 2

Palindrome: No

Factorization: 2 ⁹ × 547

Divisors: 1, 2, 4, 8, 16, 32, 64, 128, 256, 512

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -1000100011000000000

Octal: -1043000

Duodecimal: -1160A8

Hexadecimal: -44600

Square: 78435844096

Square Root: 529.2107330733193

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 that are the sum of 2 positive 7th powers. A3369

Sum of the 7th powers of the divisor complements of the odd proper divisors of n. A352053

Square array A(n,k), n>=1, k>=1, read by antidiagonals, with A(1,k)=1 and sequence a_k of column k shifts left when Dirichlet convolution (DC:(b,b)->a) applied k times. A144324

a(n) = ∑_{0<d∣n, n/d odd} d⁷. A96961

Numbers that can be represented as a⁷ + b⁷, with 0 < a < b, in exactly one way. A88719

a(n) = 2ⁿ + 6ⁿ. A74601

Sum of 7th powers of digits of n. A123253

Shifts left when Dirichlet convolution (DC:(b,b)->a) applied 3 times. A144317

Numbers that are the sum of at most 2 positive 7th powers. A4864

Expansion of (1-6·x+4·x²)/((1-2·x)*(1-6·x)). A92807