91av

Power Engineering

Read from left to right, the different digits in the number ENIGMA are in descending order, and not necessarily consecutive.

Given that E⁶ + NI³ + GMA² = EENNGG, find ENIGMA.

WIN £15 will be awarded to the sender of the first correct answer opened on Wednesday 7 December. The Editor’s decision is final. Please send entries to Enigma 1671, 91av, Lacon House, 84 Theobald’s Road, London WC1X 8NS, or to enigma@newscientist.com (please include your postal address).

Answer to 1665 Football league: Wins = 3, Draws = 1, Lost = 4

The winner Tim Entwistle of Nottingham, UK