Base | Representation |
---|---|
bin | 10010010010001100100001… |
… | …001001001001011001011000 |
3 | 101112201121202112221222101211 |
4 | 102102030201021021121120 |
5 | 41020010342023311140 |
6 | 443010125053152504 |
7 | 22636544222101051 |
oct | 2222144111113130 |
9 | 345647675858354 |
10 | 80415228728920 |
11 | 236939a8218a18 |
12 | 902901548b734 |
13 | 35b417b522157 |
14 | 15c01914bb728 |
15 | 946bb82782ea |
hex | 492321249658 |
80415228728920 has 16 divisors (see below), whose sum is σ = 180934264640160. Its totient is φ = 32166091491552.
The previous prime is 80415228728893. The next prime is 80415228728951. The reversal of 80415228728920 is 2982782251408.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1005190359072 + ... + 1005190359151.
It is an arithmetic number, because the mean of its divisors is an integer number (11308391540010).
Almost surely, 280415228728920 is an apocalyptic number.
It is an amenable number.
80415228728920 is an abundant number, since it is smaller than the sum of its proper divisors (100519035911240).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
80415228728920 is a wasteful number, since it uses less digits than its factorization.
80415228728920 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2010380718234 (or 2010380718230 counting only the distinct ones).
The product of its (nonzero) digits is 10321920, while the sum is 58.
The spelling of 80415228728920 in words is "eighty trillion, four hundred fifteen billion, two hundred twenty-eight million, seven hundred twenty-eight thousand, nine hundred twenty".
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