Properties of the Number -334153

Three Hundred Thirty-Four Thousand One Hundred Fifty-Three

Basics

Value: -334154 → -334153 → -334152

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 19

Digital Root: 1

Palindrome: No

Factorization: 19 × 43 × 409

Divisors: 1, 19, 43, 409, 817, 7771, 17587, 334153

Polygonal

Triangular: Yes

Square: No

Pentagonal: No

Hexagonal: Yes

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -1010001100101001001

Octal: -1214511

Duodecimal: -141461

Hexadecimal: -51949

Square: 111658227409

Square Root: 578.0596854996895

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

Carmichael numbers: composite numbers k such that a^k-1 == 1 (mod k) for every a coprime to k. A2997

3-Carmichael numbers: Carmichael numbers equal to the product of 3 primes: k = p·q*r, where p < q < r are primes such that a^k-1 == 1 (mod k) if a is prime to k. A87788

Terms of A324315 (squarefree integers m > 1 such that if prime p divides m, then the sum of the base p digits of m is at least p) that are also hexagonal numbers (A000384) with index equal to their largest prime factor. A324319

Pseudoprimes to bases 2, 3 and 5. A83737

a(n) is the smallest Carmichael number (A002997) with the n-th prime as its smallest prime divisor, or 0 if no such number exists. A135720

Composite numbers n with the property that φ(n) divides (n-1)². A173703

Odd numbers k > 1 such that gcd(5,k) = 1 and 5^(k-1/2) == -(5/k) (mod k), where (5/k) is the Jacobi symbol (or Kronecker symbol); Euler pseudoprimes to base 5 (A262052) that are not Euler-Jacobi pseudoprimes to base 5 (A375914). A375816

Composite integers k such that 2^k == 2 (mod k*(k+1)). A217465

Fermat pseudoprimes to base 2 that are triangular. A293622

Carmichael numbers ending in 3. A355309