Properties of the Number 70148

Seventy Thousand One Hundred Forty-Eight

Basics

Value: 70147 → 70148 → 70149

Parity: even

Prime: No

Previous Prime: 70141

Next Prime: 70157

Digit Sum: 20

Digital Root: 2

Palindrome: No

Factorization: 2 ² × 13 × 19 × 71

Divisors: 1, 2, 4, 13, 19, 26, 38, 52, 71, 76

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10001001000000100

Octal: 211004

Duodecimal: 34718

Hexadecimal: 11204

Square: 4920741904

Square Root: 264.8546771344618

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

Numbers k such that (68·10^k + 7)/3 is prime. A270613

Floor[n(n-1)(n-2)(n-3)/14]. A11924

Numbers k such that [A070080(k), A070081(k), A070082(k)] is an integer Heronian triangle having triangular area. A70148

Triangle, read by rows, T(n, k) = binomial(n·binomial(n, floor((n-k)/2)), k). A157109