Base | Representation |
---|---|
bin | 100000101011100001… |
… | …0100101011001101100 |
3 | 20201010221121210201021 |
4 | 1001113002211121230 |
5 | 2122212010201022 |
6 | 52123512023524 |
7 | 5033056135210 |
oct | 1012702453154 |
9 | 221127553637 |
10 | 70179772012 |
11 | 27843719489 |
12 | 11727091ba4 |
13 | 680576b81c |
14 | 357a850940 |
15 | 1c5b2c17c7 |
hex | 10570a566c |
70179772012 has 24 divisors (see below), whose sum is σ = 140807994656. Its totient is φ = 29980948608.
The previous prime is 70179772001. The next prime is 70179772021. The reversal of 70179772012 is 21027797107.
It is a self number, because there is not a number n which added to its sum of digits gives 70179772012.
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, 3995103 + ... + 4012630.
Almost surely, 270179772012 is an apocalyptic number.
It is an amenable number.
70179772012 is an abundant number, since it is smaller than the sum of its proper divisors (70628222644).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
70179772012 is a wasteful number, since it uses less digits than its factorization.
70179772012 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8008057 (or 8008055 counting only the distinct ones).
The product of its (nonzero) digits is 86436, while the sum is 43.
The spelling of 70179772012 in words is "seventy billion, one hundred seventy-nine million, seven hundred seventy-two thousand, twelve".
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