Base | Representation |
---|---|
bin | 1001100110000… |
… | …01111000011100 |
3 | 12121110002220212 |
4 | 10303001320130 |
5 | 131101022131 |
6 | 11553031552 |
7 | 1665055550 |
oct | 463017034 |
9 | 177402825 |
10 | 80485916 |
11 | 41483295 |
12 | 22b555b8 |
13 | 138a0604 |
14 | a991860 |
15 | 70eca2b |
hex | 4cc1e1c |
80485916 has 24 divisors (see below), whose sum is σ = 161581056. Its totient is φ = 34363440.
The previous prime is 80485877. The next prime is 80485963. The reversal of 80485916 is 61958408.
It is a congruent number.
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, 2285 + ... + 12891.
It is an arithmetic number, because the mean of its divisors is an integer number (6732544).
Almost surely, 280485916 is an apocalyptic number.
It is an amenable number.
80485916 is an abundant number, since it is smaller than the sum of its proper divisors (81095140).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
80485916 is a wasteful number, since it uses less digits than its factorization.
80485916 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10889 (or 10887 counting only the distinct ones).
The product of its (nonzero) digits is 69120, while the sum is 41.
The square root of 80485916 is about 8971.3943174960. The cubic root of 80485916 is about 431.7575728866.
The spelling of 80485916 in words is "eighty million, four hundred eighty-five thousand, nine hundred sixteen".
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