Properties of the Number 70169

Seventy Thousand One Hundred Sixty-Nine

Basics

Value: 70168 → 70169 → 70170

Parity: odd

Prime: No

Previous Prime: 70163

Next Prime: 70177

Digit Sum: 23

Digital Root: 5

Palindrome: No

Factorization: 11 × 6379

Divisors: 1, 11, 6379, 70169

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10001001000011001

Octal: 211031

Duodecimal: 34735

Hexadecimal: 11219

Square: 4923688561

Square Root: 264.89431854987

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 (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

Triangle of coefficients in the numerators of rational functions in tanh(1) that express the (2n)th du Bois-Reymond constants as C₀ = 0, C₂ = -4 - 1/(1-tanh(1)), for n>1, C_2n = -3 - (∑_k=0..n a(n,k)*tanh(1)^k) / (2ⁿ*n! * (1-tanh(1))ⁿ). A104053

Rounded total surface area of a regular tetrahedron with edge length n. A70169