harshad number

integer that is divisible by the sum of its digits

Wikidata entity: Q375355

P2534	defining formula	Math	$\sum_{i = 0}^{m - 1} a_{i} b^{i} = A \sum_{i = 0}^{m - 1} a_{i}$	???
P1269	facet of	...	Q1363568 (digit sum)	digit sum
P7235	in defining formula	Math	$b$	???
P7235	in defining formula	Math	$A$	???
P7235	in defining formula	Math	$a_{i}$	???
P31	instance of	...	Q77358734 (type of integer)	type of integer
P6104	maintained by WikiProject	...	Q8487137 (WikiProject Mathematics)	WikiProject Mathematics
P138	named after	...	Q1675580 (Ivan M. Niven)	Ivan M. Niven
P3342	significant person	...	Q560998 (D. R. Kaprekar)	D. R. Kaprekar
P279	subclass of	...	Q28920044 (positive integer)	positive integer

External Ids

P646	Freebase ID	/m/02zq69
P2812	MathWorld ID	HarshadNumber
P6366	Microsoft Academic ID (discontinued)	182818171
P8885	Namuwiki ID	하샤드 수
P9621	Treccani's Enciclopedia della Matematica ID	numero-di-harshad

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