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88700071 = 1992331913
BaseRepresentation
bin1010100100101…
…11010010100111
320011220102121211
411102113102213
5140201400241
612445052251
72124636535
oct522272247
9204812554
1088700071
1146083749
1225857087
13154b8365
14bacd155
157bc1781
hex54974a7

88700071 has 8 divisors (see below), whose sum is σ = 89575200. Its totient is φ = 87829632.

The previous prime is 88700057. The next prime is 88700089. The reversal of 88700071 is 17000788.

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 88700071 - 27 = 88699943 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 (88700011) 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, 45411 + ... + 47323.

It is an arithmetic number, because the mean of its divisors is an integer number (11196900).

Almost surely, 288700071 is an apocalyptic number.

88700071 is a deficient number, since it is larger than the sum of its proper divisors (875129).

88700071 is a wasteful number, since it uses less digits than its factorization.

88700071 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2345.

The product of its (nonzero) digits is 3136, while the sum is 31.

The square root of 88700071 is about 9418.0715117268. The cubic root of 88700071 is about 445.9724070819.

The spelling of 88700071 in words is "eighty-eight million, seven hundred thousand, seventy-one".

Divisors: 1 199 233 1913 46367 380687 445729 88700071