Properties of the Number 70949

Seventy Thousand Nine Hundred Forty-Nine

Basics

Value: 70948 → 70949 → 70950

Parity: odd

Prime: Yes

Previous Prime: 70937

Next Prime: 70951

Digit Sum: 29

Digital Root: 2

Palindrome: No

Factorization: 70949

Divisors: 1, 70949

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10001010100100101

Octal: 212445

Duodecimal: 35085

Hexadecimal: 11525

Square: 5033760601

Square Root: 266.3625349030903

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

Primes from merging of 5 successive digits in decimal expansion of Euler-Mascheroni constant. A198779

a(0) = 1, a(n) is the greatest prime factor of a(n-1)²+1 for n > 0. A31439

Triangle read by rows: numerators of the almost-Riordan array ( (3·x - 2 - 2·sqrt(1 - x))/(-x² + 5·x - 2 + 2*(x - 1)*sqrt(1 - x)) | 4/(2*(1 - x)*sqrt(1 - x) + x² - 5·x + 2), (8 - 4·x - 8·sqrt(1 - x))/x ). A389710

Primes from merging of 5 successive digits in decimal expansion of the Euler-Mascheroni Constant. A104939

Triangle read by rows: T(n,k) is the number of deco polyominoes of height n such that the bottom of the last column is at level k (n>=1; k>=0). A deco polyomino is a directed column-convex polyomino in which the height, measured along the diagonal, is attained only in the last column. A121632

a(n) is the first emirp that starts a chain of exactly n emirps under the mapping f(x) = x + reverse(x) + 1. A345217

Little Hankel transform of A002487. A70949