Base | Representation |
---|---|
bin | 100000001101110… |
… | …0100101010000000 |
3 | 2210100000221212121 |
4 | 1000123210222000 |
5 | 4203212013411 |
6 | 255132534024 |
7 | 35534043421 |
oct | 10033445200 |
9 | 2710027777 |
10 | 1080969856 |
11 | 5051a771a |
12 | 262021314 |
13 | 142c49b45 |
14 | a37c7648 |
15 | 64d77571 |
hex | 406e4a80 |
1080969856 has 32 divisors (see below), whose sum is σ = 2156100480. Its totient is φ = 539831040.
The previous prime is 1080969853. The next prime is 1080969863. The reversal of 1080969856 is 6589690801.
It is a tau number, because it is divible by the number of its divisors (32).
It is not an unprimeable number, because it can be changed into a prime (1080969853) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 111441 + ... + 120751.
It is an arithmetic number, because the mean of its divisors is an integer number (67378140).
Almost surely, 21080969856 is an apocalyptic number.
1080969856 is a gapful number since it is divisible by the number (16) formed by its first and last digit.
It is an amenable number.
1080969856 is a deficient number, since it is larger than the sum of its proper divisors (1075130624).
1080969856 is an frugal number, since it uses more digits than its factorization.
1080969856 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10232 (or 10220 counting only the distinct ones).
The product of its (nonzero) digits is 933120, while the sum is 52.
The square root of 1080969856 is about 32878.1060281763. The cubic root of 1080969856 is about 1026.2925928667.
The spelling of 1080969856 in words is "one billion, eighty million, nine hundred sixty-nine thousand, eight hundred fifty-six".
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