Properties of the Number 3963

Three Thousand Nine Hundred Sixty-Three

Basics

Value: 3962 → 3963 → 3964

Parity: odd

Prime: No

Previous Prime: 3947

Next Prime: 3967

Digit Sum: 21

Digital Root: 3

Palindrome: No

Factorization: 3 × 1321

Divisors: 1, 3, 1321, 3963

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2730 Try Today's Challenge

Representations

Binary: 111101111011

Octal: 7573

Duodecimal: 2363

Hexadecimal: f7b

Square: 15705369

Square Root: 62.95236294214857

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 compositions of n with some part repeated. A261982

a(n) = 2·n² - 2·n + 3. A97080

The η triangle. A160464

Weak preference orderings of n alternatives, i.e., orderings that have indifference between at least two alternatives. A19472

Starting positions of strings of 2 1's in the decimal expansion of π. A50208

a(n) = (a(n-1)+a(n-2))/7^k, where 7^k is the highest power of 7 dividing a(n-1)+a(n-2). A78414

T(n,k)=Number of nXk 0..1 arrays with every element equal to 0, 3, 4, 5 or 6 king-move adjacent elements, with upper left element zero. A298444

Numbers k such that the binary expansion of 3^k has the same number of 0's and 1's. A78839

Number of n-digit cycles of length 3 under the Kaprekar map A151949. A164735

Semiprimes p such that next semiprime after p is p + 10. A217030