Properties of the Number 42347

Forty-Two Thousand Three Hundred Forty-Seven

Basics

Value: 42346 → 42347 → 42348

Parity: odd

Prime: No

Previous Prime: 42337

Next Prime: 42349

Digit Sum: 20

Digital Root: 2

Palindrome: No

Factorization: 17 × 47 × 53

Divisors: 1, 17, 47, 53, 799, 901, 2491, 42347

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 1010010101101011

Octal: 122553

Duodecimal: 2060B

Hexadecimal: a56b

Square: 1793268409

Square Root: 205.78386720051697

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

a(n)=a(n-1)+a(m), where m=2n-2-2^p+1 and 2^p<n-1<=2^p+1, for n >= 4. A50063

Numbers whose sum of divisors is a sixth power. A19424

Numbers whose sum of divisors is 6⁶ = 46656. A48256

Numbers k for which rank of the elliptic curve y²=x³-k·x is 4. A309034

Row sums of A154685. A151675

Multiplicity of highest weight (or singular) vectors associated with character chi₆₉ of Monster module. A34457

Primeshift array for primegap shift: Square array read by antidiagonals: A(1,col) = 3·col, and for row > 1, A(row,col) = A389084(A(row-1,col)). A389086

Denominators of continued fraction convergents to sqrt(700). A42347