Properties of the Number 12928

Twelve Thousand Nine Hundred Twenty-Eight

Basics

Value: 12927 → 12928 → 12929

Parity: even

Prime: No

Previous Prime: 12923

Next Prime: 12941

Digit Sum: 22

Digital Root: 4

Palindrome: No

Factorization: 2 ⁷ × 101

Divisors: 1, 2, 4, 8, 16, 32, 64, 101, 128, 202

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 11001010000000

Octal: 31200

Duodecimal: 7594

Hexadecimal: 3280

Square: 167133184

Square Root: 113.70136322841516

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

G.f. satisfies: A(x) = 1 + x/A(-x·A(x)²). A213091

Products of the 7th power of a prime and a distinct prime (p⁷*q). A179664

28-gonal numbers: a(n) = n*(13·n - 12). A161935

G.f. satisfies: A(x) = 1/A(-x·A(x)). A214761

Sum of the largest parts in the partitions of n into 7 squarefree parts. A308960

Positive numbers of the form x⁵-10x³*y²+5x·y⁴ (where x,y are integers and x>y). A135791

Numbers of the form x⁵-10x³*y²+5x·y⁴ (where x,y are integers). A135793

Infinitary Zumkeller numbers (A335197) whose set of infinitary divisors can be partitioned into two disjoint sets of equal sum in a single way. A335199

Floor of area of triangle with consecutive prime sides. A96377

G.f.: A(x) satisfies A(x) = x + x·A(A(2·x)). A171212