Properties of the Number 39399

Thirty-Nine Thousand Three Hundred Ninety-Nine

Basics

Value: 39398 → 39399 → 39400

Parity: odd

Prime: No

Previous Prime: 39397

Next Prime: 39409

Digit Sum: 33

Digital Root: 6

Palindrome: No

Factorization: 3 × 23 × 571

Divisors: 1, 3, 23, 69, 571, 1713, 13133, 39399

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: 1001100111100111

Octal: 114747

Duodecimal: 1A973

Hexadecimal: 99e7

Square: 1552281201

Square Root: 198.4918134331993

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 (ordered partitions) of n into powers of 3. A78932

The array in A059219 read by antidiagonals in 'up' direction. A59220

Number of (w,x,y,z) with all terms in {1,...,n} and w <= harmonic mean of {x,y,z}. A212104

The array in A059219 read by antidiagonals in the direction in which it was constructed. A59235

Satisfies A(x) = 1 + x·A(x)*f(x)², where f(x) = ∑_k>=0 x^(3ⁿ-1/2) and f(x)² = 2 - f(x²) + 2*∑_n>0 x^A023745(n). A87218

Numbers such that harmonic mean of digits is 5. A62183

a(n) = number of n-lettered words in the alphabet {1, 2, 3} with as many occurrences of the substring (consecutive subword) [1, 2, 3] as of [2, 3, 1]. A211301

Numbers with digits 3 and 9 only. A284964

Numbers k such that 129·2^k+1 is prime. A32414

Numbers whose base-10 representation has the same nonzero number of 0's and 7's. A39399