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8629085 = 53534889
BaseRepresentation
bin100000111010…
…101101011101
3121020101212202
4200322231131
54202112320
6504541245
7133226453
oct40725535
917211782
108629085
114964183
122a81825
131a3188a
1412089d3
15b56b75
hex83ab5d

8629085 has 8 divisors (see below), whose sum is σ = 10386360. Its totient is φ = 6882304.

The previous prime is 8629079. The next prime is 8629087. The reversal of 8629085 is 5809268.

It can be written as a sum of positive squares in 4 ways, for example, as 1170724 + 7458361 = 1082^2 + 2731^2 .

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 8629085 - 214 = 8612701 is a prime.

It is a super-2 number, since 2×86290852 = 148922215874450, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8629087) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 680 + ... + 4209.

It is an arithmetic number, because the mean of its divisors is an integer number (1298295).

Almost surely, 28629085 is an apocalyptic number.

It is an amenable number.

8629085 is a deficient number, since it is larger than the sum of its proper divisors (1757275).

8629085 is a wasteful number, since it uses less digits than its factorization.

8629085 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5247.

The product of its (nonzero) digits is 34560, while the sum is 38.

The square root of 8629085 is about 2937.5304253743. The cubic root of 8629085 is about 205.1106679872.

The spelling of 8629085 in words is "eight million, six hundred twenty-nine thousand, eighty-five".

Divisors: 1 5 353 1765 4889 24445 1725817 8629085