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Powering up

ENIGMA is a number in which the digits are different and non-zero.

ENIGMA is divisible without remainder by E, by the square NI, and by the cube GMA.

What is ENIGMA?

WIN £15 will be awarded to the sender of the first correct answer opened on Wednesday 23 February. The Editor’s decision is final. Please send entries to Enigma 1630, Â鶹´«Ã½, Lacon House, 84 Theobald’s Road, London WC1X 8NS, or to enigma@newscientist.com (please include your postal address).

Answer to 1624 French magic numbers: the magic square should consist of the following numbers, row by row: 23, 12, 16; 10, 17, 24; 18, 22, 11

The winner Arthur Rusdell-Wilson of Worthing, West Sussex, UK