Properties of the Number 11189

Eleven Thousand One Hundred Eighty-Nine

Basics

Value: 11188 → 11189 → 11190

Parity: odd

Prime: No

Previous Prime: 11177

Next Prime: 11197

Digit Sum: 20

Digital Root: 2

Palindrome: No

Factorization: 67 × 167

Divisors: 1, 67, 167, 11189

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

2196 Try Today's Challenge

Representations

Binary: 10101110110101

Octal: 25665

Duodecimal: 6585

Hexadecimal: 2bb5

Square: 125193721

Square Root: 105.77806956075536

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

Sum over all partitions of n of the number of distinct parts i of multiplicity i - 1. A277101

Numbers that are the sum of nine fourth powers in exactly eight ways. A345850

a(n) = a(n - 1) - 2·a(n - 2) + a(n - 3) - 4·a(n - 4) + 2·a(n - 5). A122581

The sums of pairs of adjacent terms are the odd palindromic primes in ascending order. A181884

Products of exactly two distinct primes in A090252, in order of appearance. A354160

Consecutive states of the linear congruential pseudo-random number generator 172·s mod 30307 when started at s=1. A385032

Triangle read by rows: T(n,k) number of ways of partitioning the (n+5)-element multiset {1,1,1,1,1,1,2,3,...,n} into exactly k nonempty parts, n >= 0 and 1 <= k <= n + 5. A291120

One of the two successive approximations up to 3ⁿ for the 3-adic integer sqrt(-1/2). A309477

Products of exactly two distinct odd primes in A090252, in order of appearance. A354162

Indices where the cumulative sum of cos(2k+1)^2k+1 reaches a record low value. A389560