Properties of the Number 55457

Fifty-Five Thousand Four Hundred Fifty-Seven

Basics

Value: 55456 → 55457 → 55458

Parity: odd

Prime: Yes

Previous Prime: 55441

Next Prime: 55469

Digit Sum: 26

Digital Root: 8

Palindrome: No

Factorization: 55457

Divisors: 1, 55457

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1101100010100001

Octal: 154241

Duodecimal: 28115

Hexadecimal: d8a1

Square: 3075478849

Square Root: 235.49309968659378

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

Smallest number that requires n iterations of the unitary totient function (A047994) to reach 1. A3271

Primes of form n² + 28561. A256841

Primes having only {4, 5, 7} as digits. A217039

Decimal representation of the diagonal from the corner to the origin of the n-th stage of growth of the two-dimensional cellular automaton defined by "Rule 453", based on the 5-celled von Neumann neighborhood. A288367

Primes p such that 2^p-1+3 is prime. A153503

Primes of the form k+(k+3)² where k is a nonnegative integer. A248697

Primes of the form 7n² + 10. A201610

a(n) is the least prime of the set of the smallest n consecutive primes a(n)=q₁(n), q₂(n),..., such that between (1/2)*q_i and (1/2)q_i+1, i=1,...,n-1, there exists a prime, or a(n)=0 if no such set of primes exists. A217671

Primes p of the form A152539(n) + 1. A152540

In A217564, prime(i), where i is the index of the start of the first exactly-n terms between successive zeros. A217658