Properties of the Number 70243

Seventy Thousand Two Hundred Forty-Three

Basics

Value: 70242 → 70243 → 70244

Parity: odd

Prime: No

Previous Prime: 70241

Next Prime: 70249

Digit Sum: 16

Digital Root: 7

Palindrome: No

Factorization: 19 × 3697

Divisors: 1, 19, 3697, 70243

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

8509 Try Today's Challenge

Representations

Binary: 10001001001100011

Octal: 211143

Duodecimal: 34797

Hexadecimal: 11263

Square: 4934079049

Square Root: 265.0339600881366

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

T(n,k)=Number of nXk 0..2 arrays with rows and columns in nondecreasing order. A184137

Number of partitions p of n such that (maximal multiplicity of the parts of p) >= (number of distinct parts of p). A240308

G.f. A(x) satisfies A(x) = 1 + x·A(x)/A(-x·A(x))³. A385015

Square array A(n,k), n >= 0, k >= 0, read by antidiagonals, where column k is the expansion of ∏_j>=1 1/(1 - j^k*x^j)^j. A294582

Numbers n with property that n² starts and ends with 49. A159815

Number of nX3 0..2 arrays with rows and columns in nondecreasing order. A184131

Number of nX5 0..2 arrays with rows and columns in nondecreasing order. A184133

a(n) = Card{ k, φ(k) <= n }. A70243