Properties of the Number 47664

Forty-Seven Thousand Six Hundred Sixty-Four

Basics

Value: 47663 → 47664 → 47665

Parity: even

Prime: No

Previous Prime: 47659

Next Prime: 47681

Digit Sum: 27

Digital Root: 9

Palindrome: No

Factorization: 2 ⁴ × 3 ² × 331

Divisors: 1, 2, 3, 4, 6, 8, 9, 12, 16, 18

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1011101000110000

Octal: 135060

Duodecimal: 23700

Hexadecimal: ba30

Square: 2271856896

Square Root: 218.320864783923

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

Row sums of triangle A096806, in which the binomial transform of the n-th row lists the m-dimensional partitions of n, for n>=1 and m>=0. A96807

Number of subsets of {1,2,3,...,n} that sum to 0 mod 11. A68032

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

Triangle read by rows: T(n,0) = 3ⁿ, T(n,k) = T(n,k-1) + T(n-1,k) for 0 < k < n, and T(n,n) = T(n,n-1). A165992

Numbers n such that 10·n^k + 1 is composite for all k > 0. A88783

Row 7 of square array defined in A047662. A47664

a(n) = smallest number greater than n, equal to the determinant of the circulant matrix formed by its base-n digits. A219357