Base | Representation |
---|---|
bin | 1001100100101… |
… | …11000101100100 |
3 | 12121010012110201 |
4 | 10302113011210 |
5 | 131024420003 |
6 | 11545200244 |
7 | 1663425526 |
oct | 462270544 |
9 | 177105421 |
10 | 80310628 |
11 | 41373622 |
12 | 22a90084 |
13 | 1383b8a8 |
14 | a947a16 |
15 | 70b5b1d |
hex | 4c97164 |
80310628 has 12 divisors (see below), whose sum is σ = 145390140. Its totient is φ = 38770592.
The previous prime is 80310619. The next prime is 80310631. The reversal of 80310628 is 82601308.
It can be written as a sum of positive squares in 2 ways, for example, as 51236964 + 29073664 = 7158^2 + 5392^2 .
It is a junction number, because it is equal to n+sod(n) for n = 80310596 and 80310605.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 346051 + ... + 346282.
It is an arithmetic number, because the mean of its divisors is an integer number (12115845).
Almost surely, 280310628 is an apocalyptic number.
It is an amenable number.
80310628 is a deficient number, since it is larger than the sum of its proper divisors (65079512).
80310628 is a wasteful number, since it uses less digits than its factorization.
80310628 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 692366 (or 692364 counting only the distinct ones).
The product of its (nonzero) digits is 2304, while the sum is 28.
The square root of 80310628 is about 8961.6197196712. The cubic root of 80310628 is about 431.4439075332.
The spelling of 80310628 in words is "eighty million, three hundred ten thousand, six hundred twenty-eight".
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