Properties of the Number 33870

Thirty-Three Thousand Eight Hundred Seventy

Basics

Value: 33869 → 33870 → 33871

Parity: even

Prime: No

Previous Prime: 33863

Next Prime: 33871

Digit Sum: 21

Digital Root: 3

Palindrome: No

Factorization: 2 × 3 × 5 × 1129

Divisors: 1, 2, 3, 5, 6, 10, 15, 30, 1129, 2258

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

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Representations

Binary: 1000010001001110

Octal: 102116

Duodecimal: 17726

Hexadecimal: 844e

Square: 1147176900

Square Root: 184.03803954617644

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 k such that 1·k + 1, 3·k + 1, 9·k + 1, 27·k + 1 are all primes. A112041

Position of 30ⁿ among 5-smooth numbers A051037. A372400

Growth series for group with presentation < S, T : S² = T³ = (S·T)¹¹ = 1 >. A299252

Values of m such that N=(am+1)(bm+1)(cm+1) is a 3-Carmichael number (A087788), where a,b,c = 1,2,9. A64241

Values of m such that N=(am+1)(bm+1)(cm+1) is a 3-Carmichael number (A087788), where a,b,c = 1,2,13. A64243

Values of m such that N=(am+1)(bm+1)(cm+1) is a 3-Carmichael number (A087788), where a,b,c = 1,2,27. A64250

Numbers m such that N=(am+1)(bm+1)(cm+1) is a 3-Carmichael number (A087788), where a,b,c = 1,2,39. A64256

Divisors = 1 (mod 4) of Descartes's 198585576189. A33870

Number of (n+1)X(1+1) 0..6 arrays with every 2X2 subblock having the sum of the absolute values of the edge differences equal to 12. A234400