Properties of the Number 3827

Three Thousand Eight Hundred Twenty-Seven

Basics

Value: 3826 → 3827 → 3828

Parity: odd

Prime: No

Previous Prime: 3823

Next Prime: 3833

Digit Sum: 20

Digital Root: 2

Palindrome: No

Factorization: 43 × 89

Divisors: 1, 43, 89, 3827

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2730 Try Today's Challenge

Representations

Binary: 111011110011

Octal: 7363

Duodecimal: 226B

Hexadecimal: ef3

Square: 14645929

Square Root: 61.862751312886175

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

a(n) = n*(2·n + 3). A14106

a(n) = least k such that the remainder when 9^k is divided by k is n. A127817

Odd Fibonacci pseudoprimes: odd composite numbers k such that either (1) k divides Fibonacci(k-1) if k == +-1 (mod 5) or (2) k divides Fibonacci(k+1) if k == +-2 (mod 5). A81264

An accelerator sequence for Catalan's constant. A94648

Least k such that n^k mod k = n + 1. A128172

Number of multisets whose right half (inclusive) sums to n. A360671

Composite numbers k that divide Fibonacci(k+1). A69107

Numbers which yield a prime whenever a 3 is prefixed, appended or inserted. A158594

T(n,k) = Number of n X k 0..1 arrays with rows and antidiagonals unimodal and columns nondecreasing. A224146

Odd composite integers m such that F(m)² == 1 (mod m), where F(m) is the m-th Fibonacci number. A337231