Base | Representation |
---|---|
bin | 100000111000101001… |
… | …0001111111001101100 |
3 | 20202021122011001202212 |
4 | 1001301102033321230 |
5 | 2124112220221433 |
6 | 52235321305552 |
7 | 5050013553113 |
oct | 1016122177154 |
9 | 222248131685 |
10 | 70620085868 |
11 | 27a4a219832 |
12 | 1182a6352b8 |
13 | 6875a56777 |
14 | 35bd10ac7a |
15 | 1c84c99d48 |
hex | 107148fe6c |
70620085868 has 12 divisors (see below), whose sum is σ = 128958417840. Its totient is φ = 33774823632.
The previous prime is 70620085867. The next prime is 70620085873. The reversal of 70620085868 is 86858002607.
It is not an unprimeable number, because it can be changed into a prime (70620085867) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 383804723 + ... + 383804906.
It is an arithmetic number, because the mean of its divisors is an integer number (10746534820).
Almost surely, 270620085868 is an apocalyptic number.
It is an amenable number.
70620085868 is a deficient number, since it is larger than the sum of its proper divisors (58338331972).
70620085868 is a wasteful number, since it uses less digits than its factorization.
70620085868 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 767609656 (or 767609654 counting only the distinct ones).
The product of its (nonzero) digits is 1290240, while the sum is 50.
The spelling of 70620085868 in words is "seventy billion, six hundred twenty million, eighty-five thousand, eight hundred sixty-eight".
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