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171014018 = 27213212
BaseRepresentation
bin10100011000101…
…11011110000010
3102220210102010112
422030113132002
5322234422033
624545231322
74144411100
oct1214273602
9386712115
10171014018
11885953aa
1249332542
1329578a36
14189d8c70
1510030c48
hexa317782

171014018 has 18 divisors (see below), whose sum is σ = 298628073. Its totient is φ = 73236240.

The previous prime is 171013991. The next prime is 171014029. The reversal of 171014018 is 810410171.

It is a happy number.

171014018 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 130347889 + 40666129 = 11417^2 + 6377^2 .

It is an ABA number since it can be written as A⋅BA, here for A=2, B=9247.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 171013984 and 171014002.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 128798 + ... + 130118.

Almost surely, 2171014018 is an apocalyptic number.

171014018 is a deficient number, since it is larger than the sum of its proper divisors (127614055).

171014018 is an frugal number, since it uses more digits than its factorization.

With its successor (171014019) it forms an eRAP, since the sums of their prime factors are consecutive (2658 and 2659).

171014018 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2658 (or 1330 counting only the distinct ones).

The product of its (nonzero) digits is 224, while the sum is 23.

The square root of 171014018 is about 13077.2328112640. The cubic root of 171014018 is about 555.0650769131.

Adding to 171014018 its reverse (810410171), we get a palindrome (981424189).

The spelling of 171014018 in words is "one hundred seventy-one million, fourteen thousand, eighteen".

Divisors: 1 2 7 14 49 98 1321 2642 9247 18494 64729 129458 1745041 3490082 12215287 24430574 85507009 171014018