Properties of the Number 69672

Sixty-Nine Thousand Six Hundred Seventy-Two

Basics

Value: 69671 → 69672 → 69673

Parity: even

Prime: No

Previous Prime: 69661

Next Prime: 69677

Digit Sum: 30

Digital Root: 3

Palindrome: No

Factorization: 2 ³ × 3 × 2903

Divisors: 1, 2, 3, 4, 6, 8, 12, 24, 2903, 5806

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10001000000101000

Octal: 210050

Duodecimal: 343A0

Hexadecimal: 11028

Square: 4854187584

Square Root: 263.9545415407736

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 isosceles triangles that can be formed from the n² points of n X n grid of points (or geoboard). A186434

a(n) = 121·n² - n. A157960

a(n) = 484·n² - 2·n. A158329

Expansion of 1/q(x) where q(x)=x¹²*p(1/x) and p(x)=24 + 440·x³ + 264·x⁶ + x¹². A157828

a(n) = 576·n² - 24. A158636

O.g.f. A(x,y) satisfies: [xⁿ] exp( n·x*A(x,y) ) * (n + y - A(x,y)) = 0 for n > 0. A305109

Largest n-digit triangular number with minimum digit sum. A69672