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8386030105 = 51677206021
BaseRepresentation
bin1111100111101100…
…01010101000011001
3210122102210110122121
413303312022220121
5114133310430410
63504045421241
7414546036235
oct76366125031
923572713577
108386030105
1136137715a2
12176056a821
13a38502bbb
14597a735c5
1534134e9da
hex1f3d8aa19

8386030105 has 4 divisors (see below), whose sum is σ = 10063236132. Its totient is φ = 6708824080.

The previous prime is 8386030087. The next prime is 8386030117. The reversal of 8386030105 is 5010306838.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 5010306838 = 22505153419.

It can be written as a sum of positive squares in 2 ways, for example, as 4926355344 + 3459674761 = 70188^2 + 58819^2 .

It is not a de Polignac number, because 8386030105 - 213 = 8386021913 is a prime.

It is a super-2 number, since 2×83860301052 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 838603006 + ... + 838603015.

It is an arithmetic number, because the mean of its divisors is an integer number (2515809033).

Almost surely, 28386030105 is an apocalyptic number.

It is an amenable number.

8386030105 is a deficient number, since it is larger than the sum of its proper divisors (1677206027).

8386030105 is a wasteful number, since it uses less digits than its factorization.

8386030105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1677206026.

The product of its (nonzero) digits is 17280, while the sum is 34.

The square root of 8386030105 is about 91575.2701606717. The cubic root of 8386030105 is about 2031.6651875181.

The spelling of 8386030105 in words is "eight billion, three hundred eighty-six million, thirty thousand, one hundred five".

Divisors: 1 5 1677206021 8386030105