Properties of the Number 40841

Forty Thousand Eight Hundred Forty-One

Basics

Value: 40840 → 40841 → 40842

Parity: odd

Prime: Yes

Previous Prime: 40829

Next Prime: 40847

Digit Sum: 17

Digital Root: 8

Palindrome: No

Factorization: 40841

Divisors: 1, 40841

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1001111110001001

Octal: 117611

Duodecimal: 1B775

Hexadecimal: 9f89

Square: 1667987281

Square Root: 202.09156340629363

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

Initial term in sequence of four consecutive primes separated by 3 consecutive differences each <=6 (i.e., when d = 2, 4 or 6) and forming d-pattern=[6,2,4]; short d-string notation of pattern = [624]. A78853

Array read by antidiagonals: A(n,k) is the number of nonnegative integer matrices with k columns and any number of distinct nonzero rows with column sums n and columns in nonincreasing lexicographic order. A331572

∑_k<=n (σ(k)²), where σ(k) denotes the sum of the divisors of k A000203. A72379

Largest prime factor of A096421(n). A97365

Number of nonnegative integer matrices with 2 columns and any number of distinct nonzero rows with column sums n and columns in nonincreasing lexicographic order. A331711

Numbers k such that the continued fraction for sqrt(k) has odd period and if the last term of the periodic part is deleted the two central terms are both 13. A31601

Primes which are the difference between two successive nontrivial prime powers (A025475). A76047

Primes p such that p⁴ + p +/- 1 are twin primes. A236951

Primitive prime factors of the cyclotomic polynomial sequence φ(5,k) in the order in which they occur. A256153

Primes having only {0, 1, 4, 8} as digits. A386030