Properties of the Number 61929

Sixty-One Thousand Nine Hundred Twenty-Nine

Basics

Value: 61928 → 61929 → 61930

Parity: odd

Prime: No

Previous Prime: 61927

Next Prime: 61933

Digit Sum: 27

Digital Root: 9

Palindrome: No

Factorization: 3 ² × 7 × 983

Divisors: 1, 3, 7, 9, 21, 63, 983, 2949, 6881, 8847

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 1111000111101001

Octal: 170751

Duodecimal: 2BA09

Hexadecimal: f1e9

Square: 3835201041

Square Root: 248.85537968868584

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(n) = floor(Fibonacci(n)/prime(n)). A130732

Triangle with n >= k >= 0 where a(n,k) = 2^k*3^n-k*(C(n+1,0)+C(n+1,1)+...C(n+1,k)). A61929