Properties of the Number 67651

Sixty-Seven Thousand Six Hundred Fifty-One

Basics

Value: 67650 → 67651 → 67652

Parity: odd

Prime: Yes

Previous Prime: 67631

Next Prime: 67679

Digit Sum: 25

Digital Root: 7

Palindrome: No

Factorization: 67651

Divisors: 1, 67651

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 10000100001000011

Octal: 204103

Duodecimal: 33197

Hexadecimal: 10843

Square: 4576657801

Square Root: 260.0980584318153

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

First member of a prime quadruple in a 2p-1 progression. A57327

Smallest primes starting a complete three iterations Cunningham chain of the second kind. A110024

Smallest prime p such that first n primes (p₁=2, ..., p_n) are quintic residues mod p. A2226

Primes in A005891 = Centered pentagonal numbers: (5n² + 5n + 2)/2. A145838

Length of n-th iterate of the mapping 00->0010, 01->100, 10->011 in A289165. A289177

Least j > 1 such that j² = (4·n² + 2)*(k²) + (4·n² + 2)*k + 1. A106231

Number of n X 3 0..1 arrays with rows in nondecreasing lexicographic order and columns in nonincreasing lexicographic order, but with exactly one mistake. A278671

a(n) = 10·Fibonacci(n) + (-1)ⁿ. A372242

a(n) is the smallest prime number that contains Fibonacci(n) as a substring. A381099

Number of walks within N³ (the first octant of Z³) starting at (0,0,0) and consisting of n steps taken from {(-1, -1, 1), (-1, 0, 1), (-1, 1, -1), (1, 0, -1), (1, 1, 1)}. A149572