Properties of the Number 3165

Three Thousand One Hundred Sixty-Five

Basics

Value: 3164 → 3165 → 3166

Parity: odd

Prime: No

Previous Prime: 3163

Next Prime: 3167

Digit Sum: 15

Digital Root: 6

Palindrome: No

Factorization: 3 × 5 × 211

Divisors: 1, 3, 5, 15, 211, 633, 1055, 3165

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 110001011101

Octal: 6135

Duodecimal: 19B9

Hexadecimal: c5d

Square: 10017225

Square Root: 56.25833271614081

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 (10²ⁿ⁺¹+63·10ⁿ-1)/9 is prime. A107648

a(n) = 4·n² - 7·n + 4. A54567

q-factorial numbers 3!_q. A69778

Positions of occurrences of the natural numbers as third subsequence in A100035. A100038

a(n) = n*(7·n + 1)/2. A22265

Triangle read by rows of incomplete convolutions of Lucas numbers L(n+1) = A000204(n+1), n>=0. A67979

Triangle A067979 with rows read backwards. A67990

Numbers k such that k² is palindromic in base 14. A30072

a(n) = a(n-1) + a(m) for n >= 4, where m = 2^p+1 + 2 - n and p is the unique integer such that 2^p < n - 1 <= 2^p+1, starting with a(1) = 1 and a(2) = a(3) = 2. A50045

Least nontrivial multiple of the n-th prime beginning with 3. A78287