Base | Representation |
---|---|
bin | 1110010011101100… |
… | …00001010111111000 |
3 | 201211022210222001120 |
4 | 13021312001113320 |
5 | 111212411132422 |
6 | 3310113545240 |
7 | 361231250553 |
oct | 71166012770 |
9 | 21738728046 |
10 | 7681349112 |
11 | 3291a15308 |
12 | 15a4575220 |
13 | 955514cb8 |
14 | 52c23b69a |
15 | 2ee55545c |
hex | 1c9d815f8 |
7681349112 has 16 divisors (see below), whose sum is σ = 19203372840. Its totient is φ = 2560449696.
The previous prime is 7681349111. The next prime is 7681349119. The reversal of 7681349112 is 2119431867.
It is a happy number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (7681349111) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 160028083 + ... + 160028130.
Almost surely, 27681349112 is an apocalyptic number.
It is an amenable number.
7681349112 is an abundant number, since it is smaller than the sum of its proper divisors (11522023728).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
7681349112 is a wasteful number, since it uses less digits than its factorization.
7681349112 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 320056222 (or 320056218 counting only the distinct ones).
The product of its digits is 72576, while the sum is 42.
The square root of 7681349112 is about 87643.3061448506. The cubic root of 7681349112 is about 1973.0851803497.
The spelling of 7681349112 in words is "seven billion, six hundred eighty-one million, three hundred forty-nine thousand, one hundred twelve".
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