Properties of the Number 64829

Sixty-Four Thousand Eight Hundred Twenty-Nine

Basics

Value: 64828 → 64829 → 64830

Parity: odd

Prime: No

Previous Prime: 64817

Next Prime: 64849

Digit Sum: 29

Digital Root: 2

Palindrome: No

Factorization: 241 × 269

Divisors: 1, 241, 269, 64829

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1111110100111101

Octal: 176475

Duodecimal: 31625

Hexadecimal: fd3d

Square: 4202799241

Square Root: 254.61539623518448

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

Numbers k such that k, k+2, k+4, k+6, k+8, k+10 are semiprimes. A92128

a(n) = 169·n² - 140·n + 29. A156639

Sequence of pairwise relatively prime numbers of class P₈ (see comment in A275246). A275253

Positive numbers y such that y² is of the form x²+(x+439)² with integer x. A159890

Numbers that can be written in more than 1 way as p² + 3pq + q² with primes p < q. A218795

Number of (n+2)X(1+2) 0..1 arrays with each 3X3 subblock having clockwise perimeter pattern 00000001 00000011 or 00010011. A260760

Number of length-4 0..n arrays with no repeated value differing from the previous repeated value by other than plus two or minus 1. A269641

Smallest semiprime p1·p2 such that p2 mod p1 = n and no prime is used more than once in the sequence. A386256

Number of prime factors (with multiplicity) of number of points on surface of square pyramid. A102853

Smallest number greater than 1 which ends in an odd digit in bases 2 through n. A64829