Base | Representation |
---|---|
bin | 1000010110101… |
… | …10100111010110 |
3 | 11212212200122122 |
4 | 10023112213112 |
5 | 120420210303 |
6 | 10542055542 |
7 | 1510466450 |
oct | 413264726 |
9 | 155780578 |
10 | 70085078 |
11 | 36619a58 |
12 | 1b57a5b2 |
13 | 1169b47b |
14 | 94452d0 |
15 | 6245e38 |
hex | 42d69d6 |
70085078 has 8 divisors (see below), whose sum is σ = 120145872. Its totient is φ = 30036456.
The previous prime is 70085047. The next prime is 70085089. The reversal of 70085078 is 87058007.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a Curzon number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2503025 + ... + 2503052.
It is an arithmetic number, because the mean of its divisors is an integer number (15018234).
Almost surely, 270085078 is an apocalyptic number.
70085078 is a deficient number, since it is larger than the sum of its proper divisors (50060794).
70085078 is a wasteful number, since it uses less digits than its factorization.
70085078 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5006086.
The product of its (nonzero) digits is 15680, while the sum is 35.
The square root of 70085078 is about 8371.6831043704. The cubic root of 70085078 is about 412.2954293877.
The spelling of 70085078 in words is "seventy million, eighty-five thousand, seventy-eight".
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