Properties of the Number 33128

Thirty-Three Thousand One Hundred Twenty-Eight

Basics

Value: 33127 → 33128 → 33129

Parity: even

Prime: No

Previous Prime: 33119

Next Prime: 33149

Digit Sum: 17

Digital Root: 8

Palindrome: No

Factorization: 2 ³ × 41 × 101

Divisors: 1, 2, 4, 8, 41, 82, 101, 164, 202, 328

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1000000101101000

Octal: 100550

Duodecimal: 17208

Hexadecimal: 8168

Square: 1097464384

Square Root: 182.0109886792553

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

Number of regions in a "frame" of size n X n (see Comments for definition). A331776

Two-column table read by rows: Primitive distinct pairs that have the same value of φ, σ, and τ. A322688

Numbers n such that the sum of the prime factors of n equals the product of the digits of n. A67173

Numbers k such that the least term in the periodic part of the continued fraction for sqrt(k) is 91. A31769

Smallest of 5 consecutive integers divisible respectively by 5 consecutive primes. A72730

Numbers k such that the continued fraction for sqrt(k) has even period and if the last term of the periodic part is deleted the central term is 91. A31589

Rectangular array pos(i,j,1,2) read by descending antidiagonals: pos( ) and neg() denote the positive part and negative part of a determinant; see Comments. A380660

Decimal expansion of a(n) is given by the first n terms of the periodic sequence with initial period 1,0,1. A33128