Properties of the Number 35820

Thirty-Five Thousand Eight Hundred Twenty

Basics

Value: 35819 → 35820 → 35821

Parity: even

Prime: No

Previous Prime: 35809

Next Prime: 35831

Digit Sum: 18

Digital Root: 9

Palindrome: No

Factorization: 2 ² × 3 ² × 5 × 199

Divisors: 1, 2, 3, 4, 5, 6, 9, 10, 12, 15

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: Yes

Tetrahedral: No

Today's Target

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Representations

Binary: 1000101111101100

Octal: 105754

Duodecimal: 18890

Hexadecimal: 8bec

Square: 1283072400

Square Root: 189.26172354705005

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

Numbers in the cycle-attractors of length=14 of the function f(x)=A063919(x). A97030

Expansion of ∏_k>=2 1/(1 - x^k)^bigomega(k), where bigomega(k) is the number of prime divisors of k counted with multiplicity (A001222). A293549

Numbers that are members of unitary σ aliquot cycles (union of unitary perfect, unitary amicable and unitary sociable numbers). A327157

Number of partitions of n into 10 or more parts. A347547

Irregular triangle of cycles of purely periodic unitary σ aliquot sequences with their smallest member as starting number, read by rows. A336216

Heptagonal numbers for which the sum of the digits is also a heptagonal number. A117650

Number of strings of numbers x(i=1..5) in 0..n with sum i³*x(i) equal to 125·n. A184260

Numbers k such that k +- 2 and k +- 3 are all semiprimes. A382049

Numbers n such that 299·2ⁿ-1 is prime. A50908

T(n,k)=Number of (n+1)X(k+1) 0..3 arrays with nondecreasing x(i,j)-x(i,j-1) in the i direction and nondecreasing min(x(i,j),x(i-1,j)) in the j direction. A250853