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71002314 = 2321512173
BaseRepresentation
bin1000011101101…
…10100011001010
311221121021212100
410032312203022
5121134033224
611013454230
71521336555
oct416664312
9157537770
1071002314
11370960a9
121b941376
131192cb06
14960369c
156377ac9
hex43b68ca

71002314 has 36 divisors (see below), whose sum is σ = 155759058. Its totient is φ = 23374800.

The previous prime is 71002301. The next prime is 71002333. The reversal of 71002314 is 41320017.

It can be written as a sum of positive squares in only one way, i.e., 46172025 + 24830289 = 6795^2 + 4983^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

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 17 ways as a sum of consecutive naturals, for example, 410332 + ... + 410504.

Almost surely, 271002314 is an apocalyptic number.

71002314 is an abundant number, since it is smaller than the sum of its proper divisors (84756744).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

71002314 is a wasteful number, since it uses less digits than its factorization.

71002314 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 483 (or 329 counting only the distinct ones).

The product of its (nonzero) digits is 168, while the sum is 18.

The square root of 71002314 is about 8426.2870826954. The cubic root of 71002314 is about 414.0862734156.

The spelling of 71002314 in words is "seventy-one million, two thousand, three hundred fourteen".

Divisors: 1 2 3 6 9 18 151 173 302 346 453 519 906 1038 1359 1557 2718 3114 22801 26123 45602 52246 68403 78369 136806 156738 205209 235107 410418 470214 3944573 7889146 11833719 23667438 35501157 71002314