Properties of the Number 7040

Seven Thousand Forty

Basics

Value: 7039 → 7040 → 7041

Parity: even

Prime: No

Previous Prime: 7039

Next Prime: 7043

Digit Sum: 11

Digital Root: 2

Palindrome: No

Factorization: 2 ⁷ × 5 × 11

Divisors: 1, 2, 4, 5, 8, 10, 11, 16, 20, 22

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1101110000000

Octal: 15600

Duodecimal: 40A8

Hexadecimal: 1b80

Square: 49561600

Square Root: 83.90470785361212

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

Number of non-Look-and-Say partitions of n. Number of integer partitions of n such that there is no way to choose a disjoint strict integer partition of each multiplicity. A351293

Number of compositions of n such that at least two adjacent parts are equal. A261983

Numbers that are divisible by exactly 9 primes with multiplicity. A46312

A(n,k) is the n-th Rhonda number to base A002808(k), the k-th composite number; square array A(n,k), n>=1, k>=1, read by antidiagonals. A291925

Integers that are Rhonda numbers to base 6. A100969

a(n) = n*(n+1)*(n+8)/6. A6503

In the interior of a regular 2n-gon with all diagonals drawn, the number of points where exactly three diagonals intersect. A101363

Number of ways to place 2 nonattacking wazirs on an n X n board. A172225

Nonprime Heinz numbers of integer partitions whose product is equal to their sum. A301988

Triangle T(n,k) read by rows: coefficients of polynomials P_n(t) defined in Formula section. A291844