Base | Representation |
---|---|
bin | 1000010110101… |
… | …00010100001111 |
3 | 11212212012201221 |
4 | 10023110110033 |
5 | 120414410123 |
6 | 10541544211 |
7 | 1510430140 |
oct | 413242417 |
9 | 155765657 |
10 | 70075663 |
11 | 36612979 |
12 | 1b575067 |
13 | 116970b8 |
14 | 9441ac7 |
15 | 624325d |
hex | 42d450f |
70075663 has 8 divisors (see below), whose sum is σ = 80987040. Its totient is φ = 59389440.
The previous prime is 70075633. The next prime is 70075673. The reversal of 70075663 is 36657007.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 70075663 - 25 = 70075631 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (70075633) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 55618 + ... + 56863.
It is an arithmetic number, because the mean of its divisors is an integer number (10123380).
Almost surely, 270075663 is an apocalyptic number.
70075663 is a deficient number, since it is larger than the sum of its proper divisors (10911377).
70075663 is a wasteful number, since it uses less digits than its factorization.
70075663 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 112577.
The product of its (nonzero) digits is 26460, while the sum is 34.
The square root of 70075663 is about 8371.1207732298. The cubic root of 70075663 is about 412.2769664214.
The spelling of 70075663 in words is "seventy million, seventy-five thousand, six hundred sixty-three".
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