Properties of the Number 69902

Sixty-Nine Thousand Nine Hundred Two

Basics

Value: 69901 → 69902 → 69903

Parity: even

Prime: No

Previous Prime: 69899

Next Prime: 69911

Digit Sum: 26

Digital Root: 8

Palindrome: No

Factorization: 2 × 7 × 4993

Divisors: 1, 2, 7, 14, 4993, 9986, 34951, 69902

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10001000100001110

Octal: 210416

Duodecimal: 34552

Hexadecimal: 1110e

Square: 4886289604

Square Root: 264.389863648363

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

A Seidel matrix A(n,k) read by antidiagonals downwards. A323834

a(1)=1, a(n)=a(n-1)+n² if n odd, a(n)=a(n-1)+ n³ if n is even. A140149

Largest prime factor of n(n+1)/2, the n-th triangular number. A69902

Real part of the coefficient [xⁿ] of the expansion of (1+i)/(1-i·exp(x)) - 1 multiplied by 2·n!, where i is the imaginary unit. A163982