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Properties of the Number 2010

Two Thousand Ten

Basics

Value: 2009 → 2010 → 2011

Parity: even

Prime: No

Previous Prime: 2003

Next Prime: 2011

Digit Sum: 3

Digital Root: 3

Palindrome: No

Factorization: 2 × 3 × 5 × 67

Divisors: 1, 2, 3, 5, 6, 10, 15, 30, 67, 134

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

8509 Try Today's Challenge

Representations

Binary: 11111011010

Octal: 3732

Duodecimal: 11B6

Hexadecimal: 7da

Square: 4040100

Square Root: 44.83302354291979

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

Integers written in factorial base. A7623
Number of 2n-bead balanced binary necklaces of fundamental period 2n, equivalent to reversed complement; also Dirichlet convolution of bn=2n-1 with μ(n); also number of components of Mandelbrot set corresponding to Julia sets with an attractive n-cycle. A740
Numbers whose sum of digits is 3. A52217
Number of integer compositions of n with all equal run-sums. A353851
Representation of n in base of Catalan numbers (a classic greedy version). A14418
Multiples of 10 containing a 10 in their decimal representation. A121030
Generalized 21-gonal (or icosihenagonal) numbers: m*(19·m - 17)/2 with m = 0, +1, -1, +2, -2, +3, -3, ... A303298
a(n) = solution to the postage stamp problem with 3 denominations and n stamps. A1208
Numbers where 0 outnumbers any other digit. A292450
Triangle read by rows, T(n,k) = T(n-1,k) + T(n-2,k) + T(n-1,k-1) + T(n-2,k-1) and T(0,0) = 1. A63967

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