Properties of the Number 72827

Seventy-Two Thousand Eight Hundred Twenty-Seven

Basics

Value: 72826 → 72827 → 72828

Parity: odd

Prime: No

Previous Prime: 72823

Next Prime: 72859

Digit Sum: 26

Digital Root: 8

Palindrome: Yes

Factorization: 19 × 3833

Divisors: 1, 19, 3833, 72827

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 10001110001111011

Octal: 216173

Duodecimal: 3618B

Hexadecimal: 11c7b

Square: 5303771929

Square Root: 269.86478095520357

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

Consider recurrence b(0) = (2n+1)/2, b(n) = b(0)*floor(b(n-1)); sequence gives first integer reached. A87675

Palindromic composite numbers starting with a digit 7. A222728

a(n) = A088760(n+1)/A088760(n). A88761

Number of zero-sum -n..n arrays of 4 elements with first and second differences also in -n..n. A201875

Number of permutations satisfying i-2<=p(i)<=i+3, i=1..n. A72827