Base | Representation |
---|---|
bin | 1110101010110111… |
… | …10101111111011100 |
3 | 202022212201202211101 |
4 | 13111123311333130 |
5 | 112112202011330 |
6 | 3341302002444 |
7 | 366112210633 |
oct | 72533657734 |
9 | 22285652741 |
10 | 7875813340 |
11 | 338176714a |
12 | 1639716424 |
13 | 9868b16a5 |
14 | 549dbc51a |
15 | 3116694ca |
hex | 1d56f5fdc |
7875813340 has 48 divisors (see below), whose sum is σ = 16996748832. Its totient is φ = 3063280896.
The previous prime is 7875813331. The next prime is 7875813343. The reversal of 7875813340 is 433185787.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (7875813343) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2072322 + ... + 2076118.
It is an arithmetic number, because the mean of its divisors is an integer number (354098934).
Almost surely, 27875813340 is an apocalyptic number.
It is an amenable number.
7875813340 is an abundant number, since it is smaller than the sum of its proper divisors (9120935492).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
7875813340 is a wasteful number, since it uses less digits than its factorization.
7875813340 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6646 (or 6644 counting only the distinct ones).
The product of its (nonzero) digits is 564480, while the sum is 46.
The square root of 7875813340 is about 88745.7792799184. The cubic root of 7875813340 is about 1989.5970952705.
The spelling of 7875813340 in words is "seven billion, eight hundred seventy-five million, eight hundred thirteen thousand, three hundred forty".
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