Base | Representation |
---|---|
bin | 100101010000011011… |
… | …0000001101011000100 |
3 | 21122111220000212212201 |
4 | 1022200312001223010 |
5 | 2302324012203031 |
6 | 100431035324244 |
7 | 5531446112545 |
oct | 1124066015304 |
9 | 248456025781 |
10 | 80007928516 |
11 | 30a2743197a |
12 | 1360a5b0684 |
13 | 771097c849 |
14 | 3c2dc404cc |
15 | 2134037d61 |
hex | 12a0d81ac4 |
80007928516 has 6 divisors (see below), whose sum is σ = 140013874910. Its totient is φ = 40003964256.
The previous prime is 80007928493. The next prime is 80007928519. The reversal of 80007928516 is 61582970008.
It can be written as a sum of positive squares in only one way, i.e., 46263708100 + 33744220416 = 215090^2 + 183696^2 .
It is not an unprimeable number, because it can be changed into a prime (80007928519) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10000991061 + ... + 10000991068.
Almost surely, 280007928516 is an apocalyptic number.
It is an amenable number.
80007928516 is a deficient number, since it is larger than the sum of its proper divisors (60005946394).
80007928516 is a wasteful number, since it uses less digits than its factorization.
80007928516 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 20001982133 (or 20001982131 counting only the distinct ones).
The product of its (nonzero) digits is 241920, while the sum is 46.
The spelling of 80007928516 in words is "eighty billion, seven million, nine hundred twenty-eight thousand, five hundred sixteen".
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