Properties of the Number 64949

Sixty-Four Thousand Nine Hundred Forty-Nine

Basics

Value: 64948 → 64949 → 64950

Parity: odd

Prime: No

Previous Prime: 64937

Next Prime: 64951

Digit Sum: 32

Digital Root: 5

Palindrome: No

Factorization: 107 × 607

Divisors: 1, 107, 607, 64949

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1111110110110101

Octal: 176665

Duodecimal: 31705

Hexadecimal: fdb5

Square: 4218372601

Square Root: 254.85093682386182

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

Triangle T(n,k) = A008292(n+1,k+1) + A060187(n+1,k+1)- 1 read along rows 0<=k<=n. A176490

Number of (n+2)X(7+2) 0..1 arrays with every 3X3 subblock sum of the two medians of the central row and column plus the two sums of the diagonal and antidiagonal nondecreasing horizontally, vertically and ne-to-sw antidiagonally. A259005

The first 10 digits of the fifth root of n contain the digits 0-9. A119520

Semiprimes with only semiprime digits, each appearing at least once. A349275

Relative of Hofstadter Q-sequence: a(n) = max(0, n+32478) for n <= 0; a(n) = a(n-a(n-1)) + a(n-a(n-2)) + a(n-a(n-3)) for n > 0. A274058

a(n) = ∑_{i∣n, j∣n} min(i,j). A64949