Base | Representation |
---|---|
bin | 1001010110000… |
… | …00100100001000 |
3 | 12110111021202201 |
4 | 10223000210020 |
5 | 130031231433 |
6 | 11440005544 |
7 | 1641150640 |
oct | 453004410 |
9 | 173437681 |
10 | 78383368 |
11 | 40277648 |
12 | 223008b4 |
13 | 133155bb |
14 | a5a5520 |
15 | 6d34a7d |
hex | 4ac0908 |
78383368 has 32 divisors (see below), whose sum is σ = 169862400. Its totient is φ = 33213312.
The previous prime is 78383323. The next prime is 78383377. The reversal of 78383368 is 86338387.
It is a super-2 number, since 2×783833682 = 12287904758046848, which contains 22 as substring.
It is a zygodrome in base 6.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2880 + ... + 12847.
It is an arithmetic number, because the mean of its divisors is an integer number (5308200).
Almost surely, 278383368 is an apocalyptic number.
It is an amenable number.
78383368 is an abundant number, since it is smaller than the sum of its proper divisors (91479032).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
78383368 is a wasteful number, since it uses less digits than its factorization.
78383368 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 15829 (or 15825 counting only the distinct ones).
The product of its digits is 580608, while the sum is 46.
The square root of 78383368 is about 8853.4382021902. The cubic root of 78383368 is about 427.9647247254.
The spelling of 78383368 in words is "seventy-eight million, three hundred eighty-three thousand, three hundred sixty-eight".
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