Base | Representation |
---|---|
bin | 100101100000011001… |
… | …1110101000111001100 |
3 | 21200220021011111120000 |
4 | 1023000303311013030 |
5 | 2304423310124232 |
6 | 101000154124300 |
7 | 5550650414412 |
oct | 1130063650714 |
9 | 250807144500 |
10 | 80544223692 |
11 | 31182129429 |
12 | 1373a120690 |
13 | 7797b0207a |
14 | 3c811632b2 |
15 | 216617027c |
hex | 12c0cf51cc |
80544223692 has 60 divisors (see below), whose sum is σ = 221640554520. Its totient is φ = 25435016064.
The previous prime is 80544223651. The next prime is 80544223693. The reversal of 80544223692 is 29632244508.
80544223692 is a `hidden beast` number, since 80 + 544 + 2 + 23 + 6 + 9 + 2 = 666.
It is a super-2 number, since 2×805442236922 (a number of 23 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (80544223693) by changing a digit.
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 19 ways as a sum of consecutive naturals, for example, 6535773 + ... + 6548084.
It is an arithmetic number, because the mean of its divisors is an integer number (3694009242).
Almost surely, 280544223692 is an apocalyptic number.
It is an amenable number.
80544223692 is an abundant number, since it is smaller than the sum of its proper divisors (141096330828).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
80544223692 is a wasteful number, since it uses less digits than its factorization.
80544223692 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 13083892 (or 13083881 counting only the distinct ones).
The product of its (nonzero) digits is 829440, while the sum is 45.
The spelling of 80544223692 in words is "eighty billion, five hundred forty-four million, two hundred twenty-three thousand, six hundred ninety-two".
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