Properties of the Number -653957

Six Hundred Fifty-Three Thousand Nine Hundred Fifty-Seven

Basics

Value: -653958 → -653957 → -653956

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 35

Digital Root: 8

Palindrome: No

Factorization: 83 × 7879

Divisors: 1, 83, 7879, 653957

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

7989 Try Today's Challenge

Representations

Binary: -10011111101010000101

Octal: -2375205

Duodecimal: -276545

Hexadecimal: -9fa85

Square: 427659757849

Square Root: 808.6760785382488

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

Let n have j digits {d_j, d_j-1, ..., d₂, d₁}. Sequence lists numbers n such that n = d_j^b_j + d_j-1^b_(j-1) + ... + d₂^b_2 + d₁^b_1 for some permutation {b_j, b_j-1, ..., b₂, b₁} of the digits. A276170

Number of 6-bead necklaces labeled with numbers -n..n allowing reversal, with sum zero and avoiding the patterns z z+1 z+2 and z z-1 z-2. A209487