Properties of the Number 10643

Ten Thousand Six Hundred Forty-Three

Basics

Value: 10642 → 10643 → 10644

Parity: odd

Prime: No

Previous Prime: 10639

Next Prime: 10651

Digit Sum: 14

Digital Root: 5

Palindrome: No

Factorization: 29 × 367

Divisors: 1, 29, 367, 10643

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10100110010011

Octal: 24623

Duodecimal: 61AB

Hexadecimal: 2993

Square: 113273449

Square Root: 103.1649165171959

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

Number of semi-lone-child-avoiding locally disjoint rooted trees with n vertices. A331872

Divide primes into groups with prime(n) elements and add together. A34958

Discriminants of imaginary quadratic fields with class number 42 (negated). A351680

Semiprimeth recurrence: a(0) = 1, a(n+1) = semiprime(a(n)) = A001358(a(n)). A105999

a(n) = ceiling(n*(n+1)*(n+2)/8). A47866

Numbers k such that 2^k, 3^k, 5^k, 7^k, 11^k, 13^k, 17^k and 19^k have even digit sum. A119897

Row sums of triangle A084408. A84411

Number of partitions into non-integral powers. A263

a(n) = 9·n² - 11·n + 3. A214660

a(1)=2; thereafter, a(n) is the smallest number not occurring earlier such that Kronecker(a(k), a(n)) = -1 for the next n indices k = n+1, n+2, ..., 2n. A249692