Properties of the Number 6995

Six Thousand Nine Hundred Ninety-Five

Basics

Value: 6994 → 6995 → 6996

Parity: odd

Prime: No

Previous Prime: 6991

Next Prime: 6997

Digit Sum: 29

Digital Root: 2

Palindrome: No

Factorization: 5 × 1399

Divisors: 1, 5, 1399, 6995

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1101101010011

Octal: 15523

Duodecimal: 406B

Hexadecimal: 1b53

Square: 48930025

Square Root: 83.63611660042568

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 subsets of {1..n} of which every subset has a different sum. A325864

Number of (<=2)-covers of an n-set. A94574

Smallest multiple of 5 with digit sum n. A69534

Number A(n,k) of k-partite partitions of {n}^k into distinct k-tuples; square array A(n,k), n>=0, k>=0, read by antidiagonals. A219585

a(n) = ∑_{k >= 0} binomial(n,5·k+3). A139748

Expansion of (1-x)/((1-2x)(1+x-x²)). A52964

a(n) = ∑_k>=0 binomial(n,5·k+2). A139714

Non-palindromic balanced numbers in base 16. A256080

Array read by upwards antidiagonals: T(m,n) = number of set partitions into distinct parts of the multiset consisting of one copy each of x₁, x₂, ..., x_m, and two copies each of y₁, y₂, ..., y_n, for m >= 0, n >= 0. A322770

Expansion of 1 - x/(1 - x²/(1 - x³/(1 - x⁴/(1 - x⁵/(1 - x⁶/(1 - ... - xⁿ/(1 - ...))))))), a continued fraction. A291148