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Properties of the Number 8159

Eight Thousand One Hundred Fifty-Nine

Basics

Value: 8158 → 8159 → 8160

Parity: odd

Prime: No

Previous Prime: 8147

Next Prime: 8161

Digit Sum: 23

Digital Root: 5

Palindrome: No

Factorization: 41 × 199

Divisors: 1, 41, 199, 8159

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

8509 Try Today's Challenge

Representations

Binary: 1111111011111

Octal: 17737

Duodecimal: 487B

Hexadecimal: 1fdf

Square: 66569281

Square Root: 90.32718306246464

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

Minimal natural number (in decimal representation) with n prime substrings in binary representation (substrings with leading zeros are considered to be nonprime). A217302
Number of integer partitions of n such that for some part k the multiplicity of k exceeds k. A387578
Number of conjugacy classes in the symmetric group Sn with distinct cardinality. A73906
Greatest number (in decimal representation) with n nonprime substrings in binary representation (substrings with leading zeros are considered to be nonprime). A217112
Least nontrivial multiple of the n-th prime beginning with 8. A78292
Numbers k which divide the sum of the Fibonacci numbers F(1) through F(k) and such that k is not a multiple of 24. A124456
Odd integers m that divide the sum of the first m nonzero Fibonacci numbers. A331976
a(1)=1; a(n) = a(n-1) + [sum of all decimal digits present so far in the sequence]. A72921
a(n) = ∑i=0..n digsum4(i)4, where digsum4(i) = A053737(i). A231667
Decimal representation of the diagonal from the corner to the origin of the n-th stage of growth of the two-dimensional cellular automaton defined by "Rule 379", based on the 5-celled von Neumann neighborhood. A287946