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# What is the remainder when 13^17 + 17^13 is divided by 10?

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What is the remainder when 13^17 + 17^13 is divided by 10? [#permalink]  18 May 2017, 02:31
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What is the remainder when 13^{17} + 17^{13} is divided by 10?

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Joined: 07 Jun 2014
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Re: What is the remainder when 13^17 + 17^13 is divided by 10? [#permalink]  18 May 2017, 07:30
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AnimeshPaul10 wrote:
What is the remainder when 13^{17} + 17^{13} is divided by 10?

I am fairly certain this is not a GRE question. Could you please cite the source.
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Sandy
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Re: What is the remainder when 13^17 + 17^13 is divided by 10? [#permalink]  09 Aug 2017, 19:05
Answer will be 0. any number divided by 10, unit digit is the remainder. so 13^17 + 17^13 / 10 = 3+7/10 =10/10= 1, that means reaminder=0
Re: What is the remainder when 13^17 + 17^13 is divided by 10?   [#permalink] 09 Aug 2017, 19:05
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