Properties of the Number 7172

Seven Thousand One Hundred Seventy-Two

Basics

Value: 7171 → 7172 → 7173

Parity: even

Prime: No

Previous Prime: 7159

Next Prime: 7177

Digit Sum: 17

Digital Root: 8

Palindrome: No

Factorization: 2 ² × 11 × 163

Divisors: 1, 2, 4, 11, 22, 44, 163, 326, 652, 1793

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 1110000000100

Octal: 16004

Duodecimal: 4198

Hexadecimal: 1c04

Square: 51437584

Square Root: 84.68766143896052

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 the sum of 11 positive 10th powers. A4811

Numbers k such that k² is palindromic in base 15. A30073

Partition the concatenation 1234567...of natural numbers into successive strings which are even, all different and > 2. (0 never taken as the most significant digit.) A77295

Kaprekar triples: q such that q = x + y + z and q³ = x·10²ⁿ + y·10ⁿ + z, where z < 10ⁿ and n is the number of digits in q. q is not a power of 10 (except q=1). A6887

Expansion of (1-x-x^N)/((1-x)(1-x²)(1-x³)...(1-x^N)) for N = 8. A60027

T(n,k)=Number of nXk 0..4 arrays with each element·equal to the number of its horizontal and vertical neighbors equal to 2,2,1,0,0 for x=0,1,2,3,4. A197180

(1/4) * number of ways to select 3 distinct collinear points from a square of grid points with side length n. A320540

T(n,k)=Number of (n+1)X(k+1) 0..3 arrays with the maximum plus the upper median minus the lower median of every 2X2 subblock equal. A237398

Number of partitions p of n such that (number of even numbers in p) > (number of odd numbers in p). A241640

Pair up the numbers. A30655