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Properties of the Number 30994

Thirty Thousand Nine Hundred Ninety-Four

Basics

Value: 30993 → 30994 → 30995

Parity: even

Prime: No

Previous Prime: 30983

Next Prime: 31013

Digit Sum: 25

Digital Root: 7

Palindrome: No

Factorization: 2 × 15497

Divisors: 1, 2, 15497, 30994

Polygonal

Triangular: No

Square: No

Pentagonal: No

Hexagonal: No

Heptagonal: No

Tetrahedral: No

Today's Target

4823 Try Today's Challenge

Representations

Binary: 111100100010010

Octal: 74422

Duodecimal: 15B2A

Hexadecimal: 7912

Square: 960628036

Square Root: 176.05112893702216

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

Expansion of 1/(1 - x*∏k>=1 (1 - xk)). A299105
T(n,k)=Number of (n+1)X(k+1) 0..3 arrays with every 2X2 subblock sum greater than 6. A184217
Cluster series for bond percolation problem on honeycomb. A3199
Denominators of continued fraction convergents to sqrt(276). A41519
Number of ordered trees with n edges, with thinning limbs and with root of degree 2. An ordered tree with thinning limbs is such that if a node has k children, all its children have at most k children. A124329
Total sum of the smallest part of every partition of every shell of n. A196039
G.f.: ∏j>=1 (1 + p(xj)), where p(x) is the g.f. of A000040. A309950
Numbers k such that the continued fraction for sqrt(k) has period 69. A20408
Number of (n+1)X3 0..3 arrays with every 2X2 subblock sum greater than 6. A184210
Numbers k such that the last 9 digits of the k-th Lucas number are 1-9 pandigital. A216488