ℕ atory
Play Now

Properties of the Number 17143

Seventeen Thousand One Hundred Forty-Three

Basics

Value: 17142 → 17143 → 17144

Parity: odd

Prime: No

Previous Prime: 17137

Next Prime: 17159

Digit Sum: 16

Digital Root: 7

Palindrome: No

Factorization: 7 × 31 × 79

Divisors: 1, 7, 31, 79, 217, 553, 2449, 17143

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 100001011110111

Octal: 41367

Duodecimal: 9B07

Hexadecimal: 42f7

Square: 293882449

Square Root: 130.93127968518448

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

Consider a number x. Take the sum of its digits. Repeat the process deleting the first addendum and adding the previous sum. The sequence lists the numbers that after some iterations reach the arithmetic derivative of x. A269312
Number of integer partitions of n whose first differences are not all distinct. A389919
Positions of 3's in A234323. A234804
Consider the recursion b(1,n) = 1, b(k+1,n) = b(k,n) + (b(k,n) reduced mod(k+n)); then there is a number·such that b(k,n) - b(k-1,n) is a constant·depending only on n, for k > y = A074483(n). Sequence gives values of x. A74482
Number of sets of nonempty words with a total of n letters over septenary alphabet such that within each prefix of a word every letter of the alphabet is at least as frequent as the subsequent alphabet letter. A293746
Odd numbers m such that σ(x) = m has more than 1 solution. A300869
Numbers k > 1 such that k mod ord2(k) is even, where ord2(k) is the order of 2 mod k. A36260
Products of three distinct happy primes A035497. A154717
Monotonic ordering of nonnegative differences 8i-5j, for 40>= i>=0, j>=0. A192198
a(n) = number of isogeny classes of abelian surfaces over the finite field of order prime(n). A362198