Properties of the Number 3942

Three Thousand Nine Hundred Forty-Two

Basics

Value: 3941 → 3942 → 3943

Parity: even

Prime: No

Previous Prime: 3931

Next Prime: 3943

Digit Sum: 18

Digital Root: 9

Palindrome: No

Factorization: 2 × 3 ³ × 73

Divisors: 1, 2, 3, 6, 9, 18, 27, 54, 73, 146

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 111101100110

Octal: 7546

Duodecimal: 2346

Hexadecimal: f66

Square: 15539364

Square Root: 62.78534860936905

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 partitions of n having an integer median. A325347

Numbers whose multiset of prime factors is separable but has no alternating permutation. A345173

Number of generalized compositions of n: words b₁^i₁b₂^i₂...b_k^i_k such that b_j's and j_i's are positive integers and sum b_j*i_j = n. A129921

Numbers k such that φ(k) is a perfect biquadrate. A78164

Number of integer partitions of n whose Heinz number (product of primes of parts) is divisible by their sum of primes of parts. A330953

a(n) = n*(11·n-5)/2. A226492

Numbers k such that k divides 2^k+1 - 2. A14741

Number of partitions of n with more even parts than odd parts. A108949

Apply partial sum operator thrice to primes. A14150

Positive numbers whose product of digits is 12 times their sum. A62045