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71058063 = 3231029827
BaseRepresentation
bin1000011110001…
…00001010001111
311221201010100010
410033010022033
5121142324223
611015004303
71521661236
oct417041217
9157633303
1071058063
1137123a7a
121b969693
131194c2bb
149619b1d
156389393
hex43c428f

71058063 has 8 divisors (see below), whose sum is σ = 98863488. Its totient is φ = 45312344.

The previous prime is 71058049. The next prime is 71058073. The reversal of 71058063 is 36085017.

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

It is a cyclic number.

It is not a de Polignac number, because 71058063 - 24 = 71058047 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 71058063.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (71058023) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 514845 + ... + 514982.

It is an arithmetic number, because the mean of its divisors is an integer number (12357936).

Almost surely, 271058063 is an apocalyptic number.

71058063 is a deficient number, since it is larger than the sum of its proper divisors (27805425).

71058063 is a wasteful number, since it uses less digits than its factorization.

71058063 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1029853.

The product of its (nonzero) digits is 5040, while the sum is 30.

The square root of 71058063 is about 8429.5944742318. The cubic root of 71058063 is about 414.1946213230.

The spelling of 71058063 in words is "seventy-one million, fifty-eight thousand, sixty-three".

Divisors: 1 3 23 69 1029827 3089481 23686021 71058063