Properties of the Number 70438

Seventy Thousand Four Hundred Thirty-Eight

Basics

Value: 70437 → 70438 → 70439

Parity: even

Prime: No

Previous Prime: 70429

Next Prime: 70439

Digit Sum: 22

Digital Root: 4

Palindrome: No

Factorization: 2 × 41 × 859

Divisors: 1, 2, 41, 82, 859, 1718, 35219, 70438

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 10001001100100110

Octal: 211446

Duodecimal: 3491A

Hexadecimal: 11326

Square: 4961511844

Square Root: 265.4015825122375

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

Number of weakly alternating compositions of n. A349052

Triangle T read by rows: T(m,n) = number of convex polyominoes with an m+1 X n+1 minimal bounding rectangle, m > 0, n <= m. A93118

p-INVERT of (1,2,3,5,7,11,13,...); i.e., 1 and the primes (A008578), where p(S) = 1 - S - S². A289928

The number of convex polyominoes whose smallest bounding rectangle has size w·h (w > 0, h > 0). The table is read by antidiagonals. A324009

Let spm(n) be the sum of all prime factors of n counted with multiplicities (A001414); sequence gives numbers n such that spm(n+spm(n)) divides both n and n+spm(n). A131564

a(n) = n² mod 15. A70438

Number of 6Xn 0..2 arrays with no element equal to any value at offset (-2,-1) (-2,1) or (-1,-1) and new values introduced in order 0..2. A275270