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Properties of the Number 1197

One Thousand One Hundred Ninety-Seven

Basics

Value: 1196 → 1197 → 1198

Parity: odd

Prime: No

Previous Prime: 1193

Next Prime: 1201

Digit Sum: 18

Digital Root: 9

Palindrome: No

Factorization: 3 2 × 7 × 19

Divisors: 1, 3, 7, 9, 19, 21, 57, 63, 133, 171

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 10010101101

Octal: 2255

Duodecimal: 839

Hexadecimal: 4ad

Square: 1432809

Square Root: 34.597687784012386

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 that are divisible by the product of their digits. A7602
a(n) = ∑k=1..n n/gcd(n,k). A57660
Number of sets (in the Hausdorff metric geometry) at each location between two sets defining a polygonal configuration consisting of k 6-gonal polygonal components chained with string components of length 2 as k varies. A152933
Goodstein numbers: a(n) = Gn(n), where G is the Goodstein function. A266201
Multiples of 7 containing a 7 in their decimal representation. A121027
Multiples of 9 containing a 9 in their decimal representation. A121029
Multiples of 19 containing a 19 in their decimal representation. A121039
Generalized 15-gonal (or pentadecagonal) numbers: n*(13·n - 11)/2, n = 0,+1,-1,+2,-2,+3,-3, ... A277082
Number of reducible integer partitions of n. A305563
Vertex number of a square spiral in which the length of the first two edges are the legs of the primitive Pythagorean triple [3, 4, 5]. The edges of the spiral have length A195019. A195020

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