Properties of the Number 29191

Twenty-Nine Thousand One Hundred Ninety-One

Basics

Value: 29190 → 29191 → 29192

Parity: odd

Prime: Yes

Previous Prime: 29179

Next Prime: 29201

Digit Sum: 22

Digital Root: 4

Palindrome: No

Factorization: 29191

Divisors: 1, 29191

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 111001000000111

Octal: 71007

Duodecimal: 14A87

Hexadecimal: 7207

Square: 852114481

Square Root: 170.85373861873788

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 whose base-3 representation also is the base-2 representation of a prime. A235265

a(n) = ∑_k=0..n C(n-k,4·k). A5676

Expansion of o.g.f. (1-x)⁵/((1-x)⁵ - x⁴). A368475

Primes p such that A001175(p) = (p-1)/7. A308792

Primes p such that A001177(p) = (p-1)/7. A308800

Centered triangular numbers that are prime. A125602

a(n) = ∑_{k=0..floor(n/2)} binomial(k,2*(n-2·k)). A392250

a(n) = 1 + 2·3 + 4·5*6 + 7·8*9·10 + ... + ...*n (see Example lines). A227364

Primes whose trajectories under the map x -> A039951(x) enter the cycle {83, 4871} (conjectured). A252812

For p = prime(n), a(n) is the smallest prime q such that pq is a base-2 pseudoprime; that is, 2^pq-1 = 1 mod pq; a(n) is 0 if no such prime exists. A85012