Base | Representation |
---|---|
bin | 10011010110010100… |
… | …11010111110111001 |
3 | 222210221112101001000 |
4 | 21223022122332321 |
5 | 132233241004130 |
6 | 4434435115213 |
7 | 515264041524 |
oct | 115312327671 |
9 | 28727471030 |
10 | 10387828665 |
11 | 4450727475 |
12 | 201aa42b09 |
13 | c97159aa6 |
14 | 707879bbb |
15 | 40be6a260 |
hex | 26b29afb9 |
10387828665 has 32 divisors (see below), whose sum is σ = 19553564160. Its totient is φ = 5214281472.
The previous prime is 10387828621. The next prime is 10387828667. The reversal of 10387828665 is 56682878301.
10387828665 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 10387828665 - 29 = 10387828153 is a prime.
It is not an unprimeable number, because it can be changed into a prime (10387828667) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2260849 + ... + 2265438.
It is an arithmetic number, because the mean of its divisors is an integer number (611048880).
Almost surely, 210387828665 is an apocalyptic number.
10387828665 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
10387828665 is a deficient number, since it is larger than the sum of its proper divisors (9165735495).
10387828665 is a wasteful number, since it uses less digits than its factorization.
10387828665 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4526318 (or 4526312 counting only the distinct ones).
The product of its (nonzero) digits is 3870720, while the sum is 54.
The spelling of 10387828665 in words is "ten billion, three hundred eighty-seven million, eight hundred twenty-eight thousand, six hundred sixty-five".
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