Base | Representation |
---|---|
bin | 100100110000110010… |
… | …0110011110010110000 |
3 | 21112202220200012221010 |
4 | 1021201210303302300 |
5 | 2243140242404413 |
6 | 100133440230520 |
7 | 5463236521014 |
oct | 1114144636260 |
9 | 245686605833 |
10 | 78946450608 |
11 | 30532238903 |
12 | 1337300b440 |
13 | 75a1a98acc |
14 | 3b6cc8c544 |
15 | 20c0c60dc3 |
hex | 1261933cb0 |
78946450608 has 40 divisors (see below), whose sum is σ = 204522789168. Its totient is φ = 26240929792.
The previous prime is 78946450559. The next prime is 78946450621. The reversal of 78946450608 is 80605464987.
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, 2312685 + ... + 2346572.
Almost surely, 278946450608 is an apocalyptic number.
It is an amenable number.
78946450608 is an abundant number, since it is smaller than the sum of its proper divisors (125576338560).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
78946450608 is a wasteful number, since it uses less digits than its factorization.
78946450608 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4659621 (or 4659615 counting only the distinct ones).
The product of its (nonzero) digits is 11612160, while the sum is 57.
The spelling of 78946450608 in words is "seventy-eight billion, nine hundred forty-six million, four hundred fifty thousand, six hundred eight".
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