Properties of the Number 85071

Eighty-Five Thousand Seventy-One

Basics

Value: 85070 → 85071 → 85072

Parity: odd

Prime: No

Previous Prime: 85061

Next Prime: 85081

Digit Sum: 21

Digital Root: 3

Palindrome: No

Factorization: 3 × 7 × 4051

Divisors: 1, 3, 7, 21, 4051, 12153, 28357, 85071

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 10100110001001111

Octal: 246117

Duodecimal: 41293

Hexadecimal: 14c4f

Square: 7237075041

Square Root: 291.669333321143

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

Triangle T = A007318·A271703; T(n,m)= ∑_i=0..n L'(n,i)*binomial(i,m), m=0..n. A59110

Number of ways to write n as an ordered sum of 7 nonprime numbers. A341484

Triangle read by rows, T(n,k) = {n,k}*h(k), where {n,k} are the Stirling set numbers and h(k) = hypergeom([-k+1,-k],[],1), for n>=0 and 0<=k<=n. A256549

Triangle read by rows, T(n,k) = |n,k|*h(k), where |n,k| are the Stirling cycle numbers and h(k) = hypergeom([-k+1,-k],[],1), for n>=0 and 0<=k<=n. A256548

Integers reached in A085068. A85071