Properties of the Number 9421

Nine Thousand Four Hundred Twenty-One

Basics

Value: 9420 → 9421 → 9422

Parity: odd

Prime: Yes

Previous Prime: 9419

Next Prime: 9431

Digit Sum: 16

Digital Root: 7

Palindrome: No

Factorization: 9421

Divisors: 1, 9421

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10010011001101

Octal: 22315

Duodecimal: 5551

Hexadecimal: 24cd

Square: 88755241

Square Root: 97.06183596038146

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

Expansion of ∏_m>=1 (1 + q^m)^m; number of partitions of n into distinct parts, where n different parts of size n are available. A26007

Primes such that the sum of the predecessor and successor primes is divisible by 29. A112859

Numbers n such that p(5n) is prime, where p(n) is the number of partitions of n. A114166

Primes with distinct digits in descending order. A52014

Total number of parts coprime to n in the partitions of n into 5 parts. A363323

Prime numbers p_k such that p_k == 1 (mod 10) and p_k+1 == 1 (mod 10). A330366

Primes congruent to 23 mod 37. A142132

a(n) is the number of parking functions of order n for which the fourth spot is lucky. A372844

Number of nonisomorphic cyclic subgroups of the group S_n X S_n (where S_n is the symmetric group of degree n). A63183

a(n)=60·sum(1<=i<=j<=k<=n,i²*j/k). A88942