Base | Representation |
---|---|
bin | 100000001100001… |
… | …0010111001100000 |
3 | 2210021102022022120 |
4 | 1000120102321200 |
5 | 4203002020223 |
6 | 255102304240 |
7 | 35523534516 |
oct | 10030227140 |
9 | 2707368276 |
10 | 1080110688 |
11 | 504770168 |
12 | 261888080 |
13 | 142a08a67 |
14 | a36424b6 |
15 | 64c57be3 |
hex | 40612e60 |
1080110688 has 48 divisors (see below), whose sum is σ = 2848781376. Its totient is φ = 358323840.
The previous prime is 1080110687. The next prime is 1080110693. The reversal of 1080110688 is 8860110801.
It is a tau number, because it is divible by the number of its divisors (48).
It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1080110687) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6406 + ... + 46917.
It is an arithmetic number, because the mean of its divisors is an integer number (59349612).
Almost surely, 21080110688 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 1080110688, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1424390688).
1080110688 is an abundant number, since it is smaller than the sum of its proper divisors (1768670688).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1080110688 is a wasteful number, since it uses less digits than its factorization.
1080110688 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 53547 (or 53539 counting only the distinct ones).
The product of its (nonzero) digits is 3072, while the sum is 33.
The square root of 1080110688 is about 32865.0374714529. The cubic root of 1080110688 is about 1026.0206175156.
The spelling of 1080110688 in words is "one billion, eighty million, one hundred ten thousand, six hundred eighty-eight".
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