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Properties of the Number 38390

Thirty-Eight Thousand Three Hundred Ninety

Basics

Value: 38389 → 38390 → 38391

Parity: even

Prime: No

Previous Prime: 38377

Next Prime: 38393

Digit Sum: 23

Digital Root: 5

Palindrome: No

Factorization: 2 × 5 × 11 × 349

Divisors: 1, 2, 5, 10, 11, 22, 55, 110, 349, 698

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 1001010111110110

Octal: 112766

Duodecimal: 1A272

Hexadecimal: 95f6

Square: 1473792100

Square Root: 195.93366224311737

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 squares (of nonnegative integers) that require n binary (base-2) digits. A126726
a(n) = 1331·n - 209. A157444
Number of triangular numbers T(k) between powers of 2, 2n-1 < T(k) <= 2n. A190660
Solution of the complementary equation a(n) = a(n-1) + a(n-2) + b(n-1) + b(n-2) + 3, where a(0) = 1, a(1) = 2, b(0) = 3, and (a(n)) and (b(n)) are increasing complementary sequences. A294555
Number of ways to partition digits 0-9 into signed terms in decreasing absolute value order with sum n. A389952
Number of nX2 arrays of the minimum value of corresponding elements and their horizontal or diagonal neighbors in a random, but sorted with lexicographically nondecreasing rows and nonincreasing columns, 0..3 nX2 array. A219933
Number of length-4 0..n arrays with no repeated value differing from the previous repeated value by one. A269495
Number of walks within N2 (the first quadrant of Z2) starting at (0,0), ending on the vertical axis and consisting of n steps taken from {(-1, -1), (-1, 0), (-1, 1), (0, -1), (1, -1), (1, 0), (1, 1)}. A151492
Triangle of the number of alternating sign matrices according to the number of -1's. A180512
Bisection of A028289. A38390