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71434342 = 275102453
BaseRepresentation
bin1000100001000…
…00000001100110
311222102020111101
410100200001212
5121241344332
611031030314
71525116250
oct420400146
9158366441
1071434342
1137360751
121bb0b39a
1311a51655
1496b6cd0
156410ae7
hex4420066

71434342 has 8 divisors (see below), whose sum is σ = 122458896. Its totient is φ = 30614712.

The previous prime is 71434333. The next prime is 71434351. The reversal of 71434342 is 24343417.

It is an interprime number because it is at equal distance from previous prime (71434333) and next prime (71434351).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 71434342.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2551213 + ... + 2551240.

It is an arithmetic number, because the mean of its divisors is an integer number (15307362).

Almost surely, 271434342 is an apocalyptic number.

71434342 is a deficient number, since it is larger than the sum of its proper divisors (51024554).

71434342 is a wasteful number, since it uses less digits than its factorization.

71434342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5102462.

The product of its digits is 8064, while the sum is 28.

The square root of 71434342 is about 8451.8839320000. The cubic root of 71434342 is about 414.9244397199.

Adding to 71434342 its reverse (24343417), we get a palindrome (95777759).

The spelling of 71434342 in words is "seventy-one million, four hundred thirty-four thousand, three hundred forty-two".

Divisors: 1 2 7 14 5102453 10204906 35717171 71434342