Properties of the Number 70725

Seventy Thousand Seven Hundred Twenty-Five

Basics

Value: 70724 → 70725 → 70726

Parity: odd

Prime: No

Previous Prime: 70717

Next Prime: 70729

Digit Sum: 21

Digital Root: 3

Palindrome: No

Factorization: 3 × 5 ² × 23 × 41

Divisors: 1, 3, 5, 15, 23, 25, 41, 69, 75, 115

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 10001010001000101

Octal: 212105

Duodecimal: 34B19

Hexadecimal: 11445

Square: 5002025625

Square Root: 265.941722939444

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

Rectangular table of coefficients T(k,n) in row functions R(k,x) = ∑_n>=0 T(k,n)*xⁿ that satisfy the condition: ∑_n>=0 xⁿ/(1 - x·R(k,x)^n+k) = ∑_n>=0 xⁿ*R(k,x)ⁿ/(1 - x·R(k,x)^k·n+k-1), for k >= 0, read here by antidiagonals. A340940

G.f. A(x) satisfies: ∑_n>=0 xⁿ*A(x)^4·n/(1 - x·A(x)ⁿ) = ∑_n>=0 xⁿ*A(x)ⁿ/(1 - x·A(x)^4·n+3). A340943

a(n) = n⁷ mod 45. A70725