Properties of the Number -38485

Thirty-Eight Thousand Four Hundred Eighty-Five

Basics

Value: -38486 → -38485 → -38484

Parity: odd

Prime: No

Previous Prime:

Next Prime: 1

Digit Sum: 28

Digital Root: 1

Palindrome: No

Factorization: 5 × 43 × 179

Divisors: 1, 5, 43, 179, 215, 895, 7697, 38485

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

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Representations

Binary: -1001011001010101

Octal: -113125

Duodecimal: -1A331

Hexadecimal: -9655

Square: 1481095225

Square Root: 196.17594144033055

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(1) = a(2) = 1; for n>2, a(n+1) = a(n) + a(n-1) iff n is prime, otherwise a(n+1) = a(n) + 1. A113050

Number of 2 X 2 matrices having all terms in {1,...,n} and positive even determinant. A211067

Number of compositions (ordered partitions) of n into at most 6 nonprime parts. A347799

Number of (w,x,y) with all terms in {0,...,n} and 2·max(w,x,y) >= 3·min(w,x,y). A213392

Number of ways to partition digits 0-9 into signed terms in decreasing absolute value order with sum n. A389952

Number of n X 1 1..2 arrays with every element value z a city block distance of exactly z from another element value z. A209603

Partial sums of the number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 809", based on the 5-celled von Neumann neighborhood. A273612

Triangle read by rows: numerators of the almost-Riordan array ( (3 - 3·x)/(2·x² - 6·x + 3) | 3/(2·x² - 6·x + 3), (1 - 3·x - sqrt(5·x² - 6·x + 1))/(2·x) ). A389749

Number of partitions of n into parts not of the form 19k, 19k+7 or 19k-7. Also number of partitions with at most 6 parts of size 1 and differences between parts at distance 8 are greater than 1. A35976