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71013095 = 531214779
BaseRepresentation
bin1000011101110…
…01001011100111
311221121211122122
410032321023213
5121134404340
611014020155
71521413156
oct416711347
9157554578
1071013095
11370a320a
121b94765b
13119349aa
14960759d
15637adb5
hex43b92e7

71013095 has 12 divisors (see below), whose sum is σ = 88059240. Its totient is φ = 54974160.

The previous prime is 71013077. The next prime is 71013109. The reversal of 71013095 is 59031017.

It is not a de Polignac number, because 71013095 - 26 = 71013031 is a prime.

It is a super-2 number, since 2×710130952 = 10085719322958050, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2585 + ... + 12194.

It is an arithmetic number, because the mean of its divisors is an integer number (7338270).

Almost surely, 271013095 is an apocalyptic number.

71013095 is a deficient number, since it is larger than the sum of its proper divisors (17046145).

71013095 is a wasteful number, since it uses less digits than its factorization.

71013095 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14846 (or 14815 counting only the distinct ones).

The product of its (nonzero) digits is 945, while the sum is 26.

The square root of 71013095 is about 8426.9267826415. The cubic root of 71013095 is about 414.1072306583.

The spelling of 71013095 in words is "seventy-one million, thirteen thousand, ninety-five".

Divisors: 1 5 31 155 961 4805 14779 73895 458149 2290745 14202619 71013095