Base | Representation |
---|---|
bin | 100000110000100011… |
… | …1100111100111000100 |
3 | 20201120201210120020021 |
4 | 1001201013213213010 |
5 | 2123033302121230 |
6 | 52152352144524 |
7 | 5040211322455 |
oct | 1014107474704 |
9 | 221521716207 |
10 | 70348863940 |
11 | 27920110783 |
12 | 11773838144 |
13 | 68317c3714 |
14 | 35950a912c |
15 | 1c6b072c7a |
hex | 10611e79c4 |
70348863940 has 24 divisors (see below), whose sum is σ = 149255635032. Its totient is φ = 27849446400.
The previous prime is 70348863931. The next prime is 70348863961. The reversal of 70348863940 is 4936884307.
It can be written as a sum of positive squares in 4 ways, for example, as 15383937024 + 54964926916 = 124032^2 + 234446^2 .
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, 18129211 + ... + 18133090.
It is an arithmetic number, because the mean of its divisors is an integer number (6218984793).
Almost surely, 270348863940 is an apocalyptic number.
It is an amenable number.
70348863940 is an abundant number, since it is smaller than the sum of its proper divisors (78906771092).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
70348863940 is a wasteful number, since it uses less digits than its factorization.
70348863940 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 36262407 (or 36262405 counting only the distinct ones).
The product of its (nonzero) digits is 3483648, while the sum is 52.
The spelling of 70348863940 in words is "seventy billion, three hundred forty-eight million, eight hundred sixty-three thousand, nine hundred forty".
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