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71342716 = 2231356983
BaseRepresentation
bin1000100000010…
…01101001111100
311222020120210211
410100021221330
5121230431331
611025042204
71524255154
oct420115174
9158216724
1071342716
11372a8925
121ba86364
1311a1ba33
149691764
1563e38b1
hex4409a7c

71342716 has 12 divisors (see below), whose sum is σ = 125250832. Its totient is φ = 35556768.

The previous prime is 71342699. The next prime is 71342729. The reversal of 71342716 is 61724317.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27240 + ... + 29743.

Almost surely, 271342716 is an apocalyptic number.

It is an amenable number.

71342716 is a deficient number, since it is larger than the sum of its proper divisors (53908116).

71342716 is a wasteful number, since it uses less digits than its factorization.

71342716 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57300 (or 57298 counting only the distinct ones).

The product of its digits is 7056, while the sum is 31.

The square root of 71342716 is about 8446.4617444229. The cubic root of 71342716 is about 414.7469614375.

The spelling of 71342716 in words is "seventy-one million, three hundred forty-two thousand, seven hundred sixteen".

Divisors: 1 2 4 313 626 1252 56983 113966 227932 17835679 35671358 71342716