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Properties of the Number 2826

Two Thousand Eight Hundred Twenty-Six

Basics

Value: 2825 → 2826 → 2827

Parity: even

Prime: No

Previous Prime: 2819

Next Prime: 2833

Digit Sum: 18

Digital Root: 9

Palindrome: No

Factorization: 2 × 3 2 × 157

Divisors: 1, 2, 3, 6, 9, 18, 157, 314, 471, 942

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

8509 Try Today's Challenge

Representations

Binary: 101100001010

Octal: 5412

Duodecimal: 1776

Hexadecimal: b0a

Square: 7986276

Square Root: 53.16013544000805

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

Numbers n such that Bernoulli number Bn has denominator 798. A272138
Number of edges formed by sides and straight "chords" in a right triangle when each side is divided by vertices into n equal segments. A274586
Numbers m such that there are precisely 16 groups of order m. A295161
Non-deficient numbers with even σ which are not Zumkeller. A171641
a(n) = a(n-1) + a(m) for n >= 4, where m = 2p+1 + 2 - n and p is the unique integer such that 2p < n - 1 <= 2p+1, starting with a(1) = a(2) = 1 and a(3) = 2. A50029
a(n) = A341529(n) - A341528(n) = (σ(n)*A003961(n)) - (n*σ(A003961(n))). A341512
Number of partitions of n into distinct parts such that the successive differences of consecutive parts are nondecreasing. A179255
Numbers k such that numerator of Bernoulli(2·k) is divisible by 233, the ninth irregular prime. A92228
Coefficients in expansion of permanent of infinite tridiagonal matrix shown below. A3113
Abundant numbers (A005101) with no subset of their divisors such that the complement has the same sum. A83211