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75030327071 = 717599609047
BaseRepresentation
bin100010111100000100…
…1111110111100011111
321011122222210112100122
41011320021332330133
52212130230431241
654245104145155
75264215154150
oct1057011767437
9234588715318
1075030327071
1129902733277
121265b6081bb
1370c966404b
1438bab2d927
151e4205804b
hex117827ef1f

75030327071 has 8 divisors (see below), whose sum is σ = 85753958400. Its totient is φ = 64307949048.

The previous prime is 75030327019. The next prime is 75030327083. The reversal of 75030327071 is 17072303057.

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

It is not a de Polignac number, because 75030327071 - 214 = 75030310687 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (75030327011) 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, 181331 + ... + 427716.

It is an arithmetic number, because the mean of its divisors is an integer number (10719244800).

Almost surely, 275030327071 is an apocalyptic number.

75030327071 is a deficient number, since it is larger than the sum of its proper divisors (10723631329).

75030327071 is a wasteful number, since it uses less digits than its factorization.

75030327071 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 626653.

The product of its (nonzero) digits is 30870, while the sum is 35.

The spelling of 75030327071 in words is "seventy-five billion, thirty million, three hundred twenty-seven thousand, seventy-one".

Divisors: 1 7 17599 123193 609047 4263329 10718618153 75030327071