Base | Representation |
---|---|
bin | 100101100100011101… |
… | …1111110010110011010 |
3 | 21201020202201221022200 |
4 | 1023020323332112122 |
5 | 2310213211421120 |
6 | 101021504431030 |
7 | 5554224404250 |
oct | 1131073762632 |
9 | 251222657280 |
10 | 80680576410 |
11 | 3124209a225 |
12 | 13777918476 |
13 | 77ba133255 |
14 | 3c952d85d0 |
15 | 2173105e90 |
hex | 12c8efe59a |
80680576410 has 48 divisors (see below), whose sum is σ = 239736571776. Its totient is φ = 18441274464.
The previous prime is 80680576393. The next prime is 80680576411. The reversal of 80680576410 is 1467508608.
It is a happy number.
80680576410 is a `hidden beast` number, since 8 + 0 + 68 + 0 + 576 + 4 + 10 = 666.
It is a Harshad number since it is a multiple of its sum of digits (45).
It is not an unprimeable number, because it can be changed into a prime (80680576411) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 64031574 + ... + 64032833.
It is an arithmetic number, because the mean of its divisors is an integer number (4994511912).
Almost surely, 280680576410 is an apocalyptic number.
80680576410 is an abundant number, since it is smaller than the sum of its proper divisors (159055995366).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
80680576410 is a wasteful number, since it uses less digits than its factorization.
80680576410 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 128064427 (or 128064424 counting only the distinct ones).
The product of its (nonzero) digits is 322560, while the sum is 45.
The spelling of 80680576410 in words is "eighty billion, six hundred eighty million, five hundred seventy-six thousand, four hundred ten".
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