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17142310232671 = 1323114447226487
BaseRepresentation
bin1111100101110100000101…
…0011111110001001011111
32020200210022002000002101211
43321131001103332021133
54221324422404421141
6100243022452445251
73416330266544161
oct371350123761137
966623262002354
1017142310232671
11550a0162554a8
121b0a365019827
13974688b61700
14433999726931
151ead9e0a6d81
hexf97414fe25f

17142310232671 has 24 divisors (see below), whose sum is σ = 19162580742144. Its totient is φ = 15312102418080.

The previous prime is 17142310232659. The next prime is 17142310232693. The reversal of 17142310232671 is 17623201324171.

It is a de Polignac number, because none of the positive numbers 2k-17142310232671 is a prime.

It is a super-2 number, since 2×171423102326712 (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (17142310230671) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 75574590 + ... + 75801076.

It is an arithmetic number, because the mean of its divisors is an integer number (798440864256).

Almost surely, 217142310232671 is an apocalyptic number.

17142310232671 is a deficient number, since it is larger than the sum of its proper divisors (2020270509473).

17142310232671 is a wasteful number, since it uses less digits than its factorization.

17142310232671 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 240991 (or 240978 counting only the distinct ones).

The product of its (nonzero) digits is 84672, while the sum is 40.

The spelling of 17142310232671 in words is "seventeen trillion, one hundred forty-two billion, three hundred ten million, two hundred thirty-two thousand, six hundred seventy-one".

Divisors: 1 13 31 169 403 5239 14447 187811 226487 447857 2441543 2944331 5822141 7021097 38276303 75687833 91274261 1186565393 3272057689 42536749957 101433788359 552977749441 1318639248667 17142310232671