Properties of the Number 2675

Two Thousand Six Hundred Seventy-Five

Basics

Value: 2674 → 2675 → 2676

Parity: odd

Prime: No

Previous Prime: 2671

Next Prime: 2677

Digit Sum: 20

Digital Root: 2

Palindrome: No

Factorization: 5 ² × 107

Divisors: 1, 5, 25, 107, 535, 2675

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 101001110011

Octal: 5163

Duodecimal: 166B

Hexadecimal: a73

Square: 7155625

Square Root: 51.720402163943

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

Sum of quadratic residues of (n-th prime == 3 mod 4). A282035

Sum of the quadratic residues of prime(n). A76409

Number of partitions of n such that the number of even parts is a part. A240573

Number of integer partitions of n containing all divisors of all parts. A371178

Positive numbers that are not the sum of two squares and a positive Fibonacci number. A115176

a(n) is the number of numbers removed in each step of Eratosthenes's sieve for 10!. A145537

Numbers that are the sum of five fourth powers in exactly two ways. A344237

Numbers that are the sum of five fourth powers in two or more ways. A344238

Let A(n) = #{(i,j,k): i² + j² + k² <= n}, V(n) = (4/3)π*n^3/2, P(n) = A(n) - V(n); A000092 gives values of n where |P(n)| sets a new record; sequence gives (nearest integer to, I believe) P(A000092(n)). A223

Starting index of a string of exactly 3 consecutive equal digits in decimal expansion of π. A49519