Properties of the Number 3897

Three Thousand Eight Hundred Ninety-Seven

Basics

Value: 3896 → 3897 → 3898

Parity: odd

Prime: No

Previous Prime: 3889

Next Prime: 3907

Digit Sum: 27

Digital Root: 9

Palindrome: No

Factorization: 3 ² × 433

Divisors: 1, 3, 9, 433, 1299, 3897

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

603 Try Today's Challenge

Representations

Binary: 111100111001

Octal: 7471

Duodecimal: 2309

Hexadecimal: f39

Square: 15186609

Square Root: 62.42595614005443

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) is the limiting term of the n-th column of the triangle in A188919. A188920

Number of primitive subsequences of {1, 2, ..., n}. A51026

Number of integer partitions of n whose mean is not an integer. A349156

T(n,k) = number of length n 1..(k+2) arrays with no leading or trailing partial sum equal to a prime and no consecutive values equal. A254218

T(n,k)=Number of (n+1)X(k+1) arrays of permutations of 0..(n+1)*(k+1)-1 with each element having directed index change 0,0 1,1 0,-1 -1,1 or 0,-2. A264244

a(1) = 3; a(n) is smallest number > a(n-1) such that the juxtaposition a(1)a(2)...a(n) is a prime. A74339

Number of "ON" cells at n-th stage in simple 2-dimensional cellular automaton whose skeleton is the same network as the toothpick structure of A139250 but with toothpicks of length 4. A160420

Multiplicative permutation of integers: a(n) = A235199(A234840(n)). A234743

Coefficients of replicable function number "54b". A112193

Sum of the smallest parts in the partitions of n into 6 parts. A308868