Base | Representation |
---|---|
bin | 11111101000111010110… |
… | …11011000011100000100 |
3 | 10211221001021220111012022 |
4 | 33310131123120130010 |
5 | 120302410313140030 |
6 | 2151225523542312 |
7 | 141353600205044 |
oct | 17643533303404 |
9 | 3757037814168 |
10 | 1087120443140 |
11 | 38a055170326 |
12 | 15683652a998 |
13 | 7b690657104 |
14 | 3a88cb31724 |
15 | 1d429de0de5 |
hex | fd1d6d8704 |
1087120443140 has 12 divisors (see below), whose sum is σ = 2282952930636. Its totient is φ = 434848177248.
The previous prime is 1087120443091. The next prime is 1087120443161. The reversal of 1087120443140 is 413440217801.
It can be written as a sum of positive squares in 2 ways, for example, as 837166441024 + 249954002116 = 914968^2 + 499954^2 .
It is a self number, because there is not a number n which added to its sum of digits gives 1087120443140.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27178011059 + ... + 27178011098.
It is an arithmetic number, because the mean of its divisors is an integer number (190246077553).
Almost surely, 21087120443140 is an apocalyptic number.
1087120443140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1087120443140 is an abundant number, since it is smaller than the sum of its proper divisors (1195832487496).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1087120443140 is a wasteful number, since it uses less digits than its factorization.
1087120443140 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 54356022166 (or 54356022164 counting only the distinct ones).
The product of its (nonzero) digits is 21504, while the sum is 35.
The spelling of 1087120443140 in words is "one trillion, eighty-seven billion, one hundred twenty million, four hundred forty-three thousand, one hundred forty".
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