Properties of the Number 70249

Seventy Thousand Two Hundred Forty-Nine

Basics

Value: 70248 → 70249 → 70250

Parity: odd

Prime: Yes

Previous Prime: 70241

Next Prime: 70271

Digit Sum: 22

Digital Root: 4

Palindrome: No

Factorization: 70249

Divisors: 1, 70249

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

4823 Try Today's Challenge

Representations

Binary: 10001001001101001

Octal: 211151

Duodecimal: 347A1

Hexadecimal: 11269

Square: 4934922001

Square Root: 265.04527915056326

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 with 23 as smallest positive primitive root. A61335

Primes from merging of 5 successive digits in decimal expansion of sqrt(2). A198165

Smallest number k such that M(n)²+k·M(n)-1 is prime with M(n)= Mersenne primes =A000668(n). A139426

Smallest prime p such that M(n)²+p·M(n)-1 is prime with M(n)= Mersenne primes =A000668(n). A139430

Compound filter: a(n) = P(σ(n), σ(2n)), where P(n,k) is sequence A000027 used as a pairing function, and σ is the sum of divisors (A000203). A286359

Primes that do not divide any term of the Lucas 5-step sequence A074048. A106301

Duplicate of A139430. A143386

Primes whose square is the sum of the cubes of four primes, not necessarily distinct. A353263

a(n) is the n-th prime of the form x²+n. A128968

Duplicate of A139426. A143384